• 1212 Citations
  • 15 Scopus h-Index
20012019
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Research Output 2001 2019

2019
1 Citation (Scopus)
Information Science
Cognitive Science
Artificial Intelligence
Psychology
Natural Language Processing

Analyzing Early Signals of Older Adult Cognitive Impairment in Electronic Health Records

Goudarzvand, S., St. Sauver, J., Mielke, M. M., Takahashi, P. Y. & Sohn, S., Jan 21 2019, Proceedings - 2018 IEEE International Conference on Bioinformatics and Biomedicine, BIBM 2018. Schmidt, H., Griol, D., Wang, H., Baumbach, J., Zheng, H., Callejas, Z., Hu, X., Dickerson, J. & Zhang, L. (eds.). Institute of Electrical and Electronics Engineers Inc., p. 1636-1640 5 p. 8621278. (Proceedings - 2018 IEEE International Conference on Bioinformatics and Biomedicine, BIBM 2018).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Electronic Health Records
Health
Activities of Daily Living
Aging of materials
Semantics

Asthma and risk of glioma: A population-based case-control study

Kaur, H., Lachance, D. H., Ryan, C. S., Sheen, Y. H., Seol, H. Y., Wi, C. I., Sohn, S., King, K. S., Ryu, E. & Juhn, Y. J., Jun 1 2019, In : BMJ open. 9, 6, e025746.

Research output: Contribution to journalArticle

Open Access
Glioma
Case-Control Studies
Asthma
Population
Propensity Score

Early identification of childhood asthma: The role of informatics in an era of electronic health records

Seol, H. Y., Sohn, S., Liu, H. D., Wi, C. I., Ryu, E., Park, M. & Juhn, Y. J., Jan 1 2019, In : Frontiers in Pediatrics. 7, APR, 113.

Research output: Contribution to journalReview article

Open Access
Informatics
Electronic Health Records
Asthma
Natural Language Processing
Point-of-Care Systems
1 Citation (Scopus)

Natural language processing of radiology reports for identification of skeletal site-specific fractures

Wang, Y., Mehrabi, S., Sohn, S., Atkinson, E. J., Amin, S. & Liu, H. D., Apr 4 2019, In : BMC Medical Informatics and Decision Making. 19, 73.

Research output: Contribution to journalArticle

Open Access
Natural Language Processing
Radiology
Osteoporosis
Population Surveillance
Physicians
2018
2 Citations (Scopus)

Ascertainment of asthma prognosis using natural language processing from electronic medical records

Sohn, S., Wi, C. I., Wu, S. T., Liu, H. D., Ryu, E., Krusemark, E., Seabright, A., Voge, G. A. & Juhn, Y. J., Jan 1 2018, (Accepted/In press) In : Journal of Allergy and Clinical Immunology.

Research output: Contribution to journalArticle

Natural Language Processing
Electronic Health Records
Asthma
4 Citations (Scopus)

Automated chart review utilizing natural language processing algorithm for asthma predictive index

Kaur, H., Sohn, S., Wi, C. I., Ryu, E., Park, M., Bachman, K., Kita, H., Croghan, I. T., Castro-Rodriguez, J. A., Voge, G. A., Liu, H. D. & Juhn, Y. J., Feb 13 2018, In : BMC Pulmonary Medicine. 18, 1, 34.

Research output: Contribution to journalArticle

Natural Language Processing
Asthma
Electronic Health Records

Automatic Extraction of Major Osteoporotic Fractures from Radiology Reports using Natural Language Processing

Wang, Y., Mehrabi, S., Sohn, S., Atkinson, E., Amin, S. & Liu, H. D., Jul 16 2018, Proceedings - 2018 IEEE International Conference on Healthcare Informatics Workshops, ICHI-W 2018. Institute of Electrical and Electronics Engineers Inc., p. 64-65 2 p. 8411807

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Natural Language Processing
Osteoporotic Fractures
Radiology
Wrist
Femur
5 Citations (Scopus)

Clinical documentation variations and NLP system portability: A case study in asthma birth cohorts across institutions

Sohn, S., Wang, Y., Wi, C. I., Krusemark, E. A., Ryu, E., Ali, M. H., Juhn, Y. J. & Liu, H. D., Mar 1 2018, In : Journal of the American Medical Informatics Association. 25, 3, p. 353-359 7 p.

Research output: Contribution to journalArticle

Natural Language Processing
Documentation
Asthma
Parturition
Semantics
38 Citations (Scopus)

Clinical information extraction applications: A literature review

Wang, Y., Wang, L., Rastegar-Mojarad, M., Moon, S., Shen, F., Afzal, N., Liu, S., Zeng, Y., Mehrabi, S., Sohn, S. & Liu, H. D., Jan 1 2018, In : Journal of Biomedical Informatics. 77, p. 34-49 16 p.

Research output: Contribution to journalReview article

Information Storage and Retrieval
Electronic Health Records
Health
Publications
MEDLINE
3 Citations (Scopus)

Modeling asynchronous event sequences with RNNs

Wu, S., Liu, S., Sohn, S., Moon, S., Wi, C. I., Juhn, Y. J. & Liu, H. D., Jul 1 2018, In : Journal of Biomedical Informatics. 83, p. 167-177 11 p.

Research output: Contribution to journalArticle

Pediatrics
Recurrent neural networks
Asthma
Health
Neural Networks (Computer)
11 Citations (Scopus)

Natural language processing of clinical notes for identification of critical limb ischemia

Afzal, N., Mallipeddi, V. P., Sohn, S., Liu, H. D., Chaudhry, R., Scott, C. G., Kullo, I. J. & Arruda-Olson, A. M., Mar 1 2018, In : International Journal of Medical Informatics. 111, p. 83-89 7 p.

Research output: Contribution to journalArticle

Natural Language Processing
Ischemia
Extremities
International Classification of Diseases
Electronic Health Records

Postoperative bleeding risk prediction for patients undergoing colorectal surgery

Chen, D., Afzal, N., Sohn, S., Habermann, E. B., Naessens, J. M., Larson, D. & Liu, H. D., Jan 1 2018, (Accepted/In press) In : Surgery (United States).

Research output: Contribution to journalArticle

Colorectal Surgery
Hemorrhage
Electronic Health Records
Logistic Models
Ambulatory Surgical Procedures
Natural Language Processing
Delivery of Health Care
Research
2 Citations (Scopus)

Usefulness of asthma predictive index in ascertaining asthma status of children using medical records: An explorative study

Wi, C. I., Krusemark, E. A., Voge, G., Sohn, S., Liu, H. D., Ryu, E., Park, M., Castro-Rodriguez, J. A. & Juhn, Y. J., Jan 1 2018, (Accepted/In press) In : Allergy: European Journal of Allergy and Clinical Immunology.

Research output: Contribution to journalArticle

Respiratory Sounds
Medical Records
Asthma
Sample Size
Prospective Studies
2017
1 Citation (Scopus)

Analysis of clinical variations in asthma care documented in electronic health records between staff and resident physicians

Sohn, S., Wi, C. I., Juhn, Y. J. & Liu, H. D., Jan 1 2017, MEDINFO 2017: Precision Healthcare through Informatics - Proceedings of the 16th World Congress on Medical and Health Informatics. IOS Press, Vol. 245. p. 1170-1174 5 p. (Studies in Health Technology and Informatics; vol. 245).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Electronic Health Records
Asthma
Health
Physicians
Documentation
17 Citations (Scopus)

Application of a Natural Language Processing Algorithm to Asthma Ascertainment. An Automated Chart Review

Wi, C. I., Sohn, S., Rolfes, M. C., Seabright, A., Ryu, E., Voge, G., Bachman, K. A., Park, M., Kita, H., Croghan, I. T., Liu, H. D. & Juhn, Y. J., Aug 15 2017, In : American Journal of Respiratory and Critical Care Medicine. 196, 4, p. 430-437 8 p.

Research output: Contribution to journalArticle

Natural Language Processing
Asthma
Electronic Health Records
Cohort Studies
Tracheomalacia
11 Citations (Scopus)
Surgical Wound Infection
Natural Language Processing
Colorectal Surgery
Quality Improvement
Bayes Theorem
4 Citations (Scopus)

Need of informatics in designing interoperable clinical registries

Rastegar-Mojarad, M., Sohn, S., Wang, L., Shen, F., Bleeker, T. C., Cliby, W. A. & Liu, H. D., Dec 1 2017, In : International Journal of Medical Informatics. 108, p. 78-84 7 p.

Research output: Contribution to journalArticle

Informatics
Registries
Systematized Nomenclature of Medicine
Quality Improvement
Gynecology

Using Unstructured Data to Identify Readmitted Patients

Rastegar-Mojarad, M., Lovely, J. K., Pankratz, J., Sohn, S., Ihrke, D. M., Merchea, A., Larson, D. & Liu, H. D., Sep 8 2017, Proceedings - 2017 IEEE International Conference on Healthcare Informatics, ICHI 2017. Institute of Electrical and Electronics Engineers Inc., p. 1-4 4 p. 8031124

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Patient Readmission
Electronic Health Records
Ambulatory Surgical Procedures
Datasets
2016
4 Citations (Scopus)

Identifying peripheral arterial disease cases using natural language processing of clinical notes

Afzal, N., Sohn, S., Abram, S., Liu, H. D., Kullo, I. J. & Arruda-Olson, A. M., Apr 18 2016, 3rd IEEE EMBS International Conference on Biomedical and Health Informatics, BHI 2016. Institute of Electrical and Electronics Engineers Inc., p. 126-131 6 p. 7455851

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Natural Language Processing
Peripheral Arterial Disease
Patient Care
Chronic Disease
Research
11 Citations (Scopus)

Mining peripheral arterial disease cases from narrative clinical notes using natural language processing

Afzal, N., Sohn, S., Abram, S., Scott, C. G., Chaudhry, R., Liu, H. D., Kullo, I. J. & Arruda-Olson, A. M., Aug 10 2016, (Accepted/In press) In : Journal of Vascular Surgery.

Research output: Contribution to journalArticle

Natural Language Processing
Peripheral Arterial Disease
Ankle Brachial Index
International Classification of Diseases
Clinical Decision Support Systems
8 Citations (Scopus)

Natural Language Processing for Asthma Ascertainment in Different Practice Settings

Wi, C. I., Sohn, S., Ali, M., Krusemark, E., Ryu, E., Liu, H. D. & Juhn, Y. J., Nov 9 2016, (Accepted/In press) In : Journal of Allergy and Clinical Immunology: In Practice.

Research output: Contribution to journalArticle

Natural Language Processing
Asthma
Electronic Health Records
1 Citation (Scopus)

Staggered NLP-assisted refinement for clinical annotations of chronic disease events

Wu, S. T., Wi, C. I., Sohn, S., Liu, H. D. & Juhn, Y. J., Jan 1 2016, Proceedings of the 10th International Conference on Language Resources and Evaluation, LREC 2016. European Language Resources Association (ELRA), p. 426-429 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Disease
event
Natural Language Processing
Annotation
Chronic Disease
2015

A Frequency-based Strategy of Obtaining Sentences from Clinical Data Repository for Crowdsourcing

Li, D., Rastegar Mojarad, M., Li, Y., Sohn, S., Mehrabi, S., Komandur Elayavilli, R., Yu, Y. & Liu, H. D., 2015, Studies in Health Technology and Informatics. IOS Press, Vol. 216. p. 1033-1034 2 p. (Studies in Health Technology and Informatics; vol. 216).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Crowdsourcing
Health
Confidentiality
1 Citation (Scopus)

A frequency-filtering strategy of obtaining PHI-free sentences from clinical data repository

Li, D., Rastegar-Mojarad, M., Elayavilli, R. K., Wang, Y., Mehrabi, S., Yu, Y., Sohn, S., Li, Y., Afzal, N. & Liu, H. D., Sep 9 2015, BCB 2015 - 6th ACM Conference on Bioinformatics, Computational Biology, and Health Informatics. Association for Computing Machinery, Inc, p. 315-324 10 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Health
Natural Language Processing
Electronic medical equipment
Electronic Health Records
Information Dissemination
10 Citations (Scopus)

A Robust e-Epidemiology Tool in Phenotyping Heart Failure with Differentiation for Preserved and Reduced Ejection Fraction: the Electronic Medical Records and Genomics (eMERGE) Network

Bielinski, S. J., Pathak, J., Carrell, D. S., Takahashi, P. Y., Olson, J. E., Larson, N., Liu, H. D., Sohn, S., Wells, Q. S., Denny, J. C., Rasmussen-Torvik, L. J., Pacheco, J. A., Jackson, K. L., Lesnick, T. G., Gullerud, R. E., Decker, P. A., Pereira, N. L., Ryu, E., Dart, R. A., Peissig, P. & 7 others, Linneman, J. G., Jarvik, G. P., Larson, E. B., Bock, J. A., Tromp, G. C., De Andrade, M. & Roger, V. L., Jul 21 2015, (Accepted/In press) In : Journal of Cardiovascular Translational Research.

Research output: Contribution to journalArticle

Electronic Health Records
Genomics
Epidemiology
Heart Failure
Research
6 Citations (Scopus)

BmQGen: Biomedical query generator for knowledge discovery

Shen, F., Liu, H. D., Sohn, S., Larson, D. & Lee, Y., Dec 16 2015, Proceedings - 2015 IEEE International Conference on Bioinformatics and Biomedicine, BIBM 2015. Institute of Electrical and Electronics Engineers Inc., p. 1092-1097 6 p. 7359833

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Semantics
Data mining
Ontology
Translational Medical Research
Biological Science Disciplines
16 Citations (Scopus)

DEEPEN: A negation detection system for clinical text incorporating dependency relation into NegEx

Mehrabi, S., Krishnan, A., Sohn, S., Roch, A. M., Schmidt, H., Kesterson, J., Beesley, C., Dexter, P., Max Schmidt, C., Liu, H. D. & Palakal, M., Apr 1 2015, In : Journal of Biomedical Informatics. 54, p. 213-219 7 p.

Research output: Contribution to journalArticle

Natural Language Processing
Electronic Health Records
Health
Processing
Cohort Studies
15 Citations (Scopus)

Temporal Pattern and Association Discovery of Diagnosis Codes Using Deep Learning

Mehrabi, S., Sohn, S., Li, D., Pankratz, J. J., Therneau, T. M., St. Sauver, J., Liu, H. D. & Palakal, M., Dec 8 2015, Proceedings - 2015 IEEE International Conference on Healthcare Informatics, ICHI 2015. Institute of Electrical and Electronics Engineers Inc., p. 408-416 9 p. 7349719

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Learning
Health Status
Disease Progression
Epidemiology
Weights and Measures
2014
1 Citation (Scopus)
RxNorm
Systematized Nomenclature of Medicine
Clinical Decision Support Systems
Electronic Health Records
Quality Improvement
8 Citations (Scopus)

Family history as a risk factor for carotid artery stenosis

Khaleghi, M., Isseh, I. N., Jouni, H., Sohn, S., Bailey, K. R. & Kullo, I. J., 2014, In : Stroke. 45, 8, p. 2252-2256 5 p.

Research output: Contribution to journalArticle

Carotid Stenosis
Coronary Disease
Stroke
Odds Ratio
Cerebrovascular Disorders
19 Citations (Scopus)

MedXN: An open source medication extraction and normalization tool for clinical text

Sohn, S., Clark, C., Halgrim, S. R., Murphy, S. P., Chute, C. G. & Liu, H. D., 2014, In : Journal of the American Medical Informatics Association. 21, 5, p. 858-865 8 p.

Research output: Contribution to journalArticle

RxNorm
Names
Information Management
11 Citations (Scopus)
Asthma
Clinical Decision Support Systems
Natural Language Processing
Epidemiology
Pediatrics
2013
27 Citations (Scopus)

Automated chart review for asthma cohort identification using natural language processing: An exploratory study

Wu, S. T., Sohn, S., Ravikumar, K. E., Wagholikar, K., Jonnalagadda, S. R., Liu, H. D. & Juhn, Y. J., Nov 2013, In : Annals of Allergy, Asthma and Immunology. 111, 5, p. 364-369 6 p.

Research output: Contribution to journalArticle

Natural Language Processing
Asthma
Electronic Health Records
Delayed Diagnosis
Health Personnel
23 Citations (Scopus)

Comprehensive temporal information detection from clinical text: Medical events, time, and TLINK identification

Sohn, S., Wagholikar, K. B., Li, D., Jonnalagadda, S. R., Tao, C., Elayavilli, R. K. & Liu, H. D., 2013, In : Journal of the American Medical Informatics Association. 20, 5, p. 836-842 7 p.

Research output: Contribution to journalArticle

Natural Language Processing
Information Management
Information Systems
Language
Machine Learning

Integrated cTAKES for concept mention detection and normalization

Liu, H. D., Wagholikar, K., Jonnalagadda, S. & Sohn, S., 2013, CEUR Workshop Proceedings. CEUR-WS, Vol. 1179.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Glossaries
Semantics
Labeling
Learning systems
54 Citations (Scopus)

Normalization and standardization of electronic health records for high-throughput phenotyping: The sharpn consortium

Pathak, J., Bailey, K. R., Beebe, C. E., Bethard, S., Carrell, D. S., Chen, P. J., Dligach, D., Endle, C. M., Hart, L. A., Haug, P. J., Huff, S. M., Kaggal, V. C., Li, D., Liu, H. D., Marchant, K., Masanz, J., Miller, T., Oniki, T. A., Palmer, M., Peterson, K. J. & 12 others, Rea, S., Savova, G. K., Stancl, C. R., Sohn, S., Solbrig, H. R., Suesse, D. B., Tao, C., Taylor, D. P., Westberg, L., Wu, S., Zhuo, N. & Chute, C. G., 2013, In : Journal of the American Medical Informatics Association. 20, E2

Research output: Contribution to journalArticle

Electronic Health Records
Terminology
Natural Language Processing
Computer Security
Informatics
2012
2 Citations (Scopus)

Clinical decision support for colonoscopy surveillance using natural language processing

Wagholikar, K., Sohn, S., Wu, S., Kaggal, V., Buehler, S., Greenes, R., Wu, T. T., Larson, D., Liu, H. D., Chaudhry, R. & Boardman, L. A., 2012, Proceedings - 2012 IEEE 2nd Conference on Healthcare Informatics, Imaging and Systems Biology, HISB 2012. p. 12-21 10 p. 6366186

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Clinical Decision Support Systems
Natural Language Processing
Colonoscopy
Decision support systems
Processing
17 Citations (Scopus)

Coreference analysis in clinical notes: A multi-pass sieve with alternate anaphora resolution modules

Jonnalagadda, S. R., Li, D., Sohn, S., Wu, S. T. I., Wagholikar, K., Torii, M. & Liu, H. D., Sep 2012, In : Journal of the American Medical Informatics Association. 19, 5, p. 867-874 8 p.

Research output: Contribution to journalArticle

Semantics
Machine Learning
Supervised Machine Learning

Systematic analysis of cross-institutional medication description patterns in clinical notes

Sohn, S., Murphy, S. P., Jonnalagadda, S. R., Wagholikar, K., Wu, S. T., Chute, C. G., Liu, H. D. & Halgrim, S., 2012, Proceedings - 2012 IEEE 2nd Conference on Healthcare Informatics, Imaging and Systems Biology, HISB 2012. p. 118 1 p. 6366211

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Semantics
Natural Language Processing
Processing
12 Citations (Scopus)

Towards a semantic lexicon for clinical natural language processing.

Liu, H. D., Wu, S. T., Li, D., Jonnalagadda, S., Sohn, S., Wagholikar, K., Haug, P. J., Huff, S. M. & Chute, C. G., 2012, In : AMIA ... Annual Symposium proceedings / AMIA Symposium. AMIA Symposium. 2012, p. 568-576 9 p.

Research output: Contribution to journalArticle

Natural Language Processing
Semantics
Unified Medical Language System
Electronic Health Records
Terminology
2011
55 Citations (Scopus)

Drug side effect extraction from clinical narratives of psychiatry and psychology patients

Sohn, S., Kocher, J-P., Chute, C. G. & Savova, G. K., Dec 2011, In : Journal of the American Medical Informatics Association. 18, SUPPL. 1, p. 144-149 6 p.

Research output: Contribution to journalArticle

Drug-Related Side Effects and Adverse Reactions
Psychiatry
Psychology
Hypersensitivity
Physicians

Empirical ontologies for cohort identification

Wu, S., Wagholikar, K., Sohn, S., Kaggal, V. & Liu, H. D., 2011, NIST Special Publication.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Ontology
2010
5 Citations (Scopus)

Classification of medication status change in clinical narratives

Sohn, S., Murphy, S. P., Masanz, J. J., Kocher, J-P. & Savova, G. K., 2010, In : AMIA ... Annual Symposium proceedings / AMIA Symposium. AMIA Symposium. 2010, p. 762-766 5 p.

Research output: Contribution to journalArticle

Machine Learning
Therapeutics
671 Citations (Scopus)

Mayo clinical Text Analysis and Knowledge Extraction System (cTAKES): Architecture, component evaluation and applications

Savova, G. K., Masanz, J. J., Ogren, P. V., Zheng, J., Sohn, S., Kipper-Schuler, K. C. & Chute, C. G., Sep 1 2010, In : Journal of the American Medical Informatics Association. 17, 5, p. 507-513 7 p.

Research output: Contribution to journalArticle

Natural Language Processing
Semantics
Information Management
Electronic Health Records
Information Storage and Retrieval
2009
32 Citations (Scopus)

Mayo clinic smoking status classification system: extensions and improvements.

Sohn, S. & Savova, G. K., Dec 1 2009, In : AMIA ... Annual Symposium proceedings / AMIA Symposium. AMIA Symposium. 2009, p. 619-623 5 p.

Research output: Contribution to journalArticle

Smoking
National Human Genome Research Institute (U.S.)
Information Management
Peripheral Arterial Disease
2008
37 Citations (Scopus)

Abbreviation definition identification based on automatic precision estimates

Sohn, S., Comeau, D. C., Kim, W. & Wilbur, J. W., Sep 25 2008, In : BMC Bioinformatics. 9, 402.

Research output: Contribution to journalArticle

Abbreviation
Estimate
Information Storage and Retrieval
MEDLINE
Text processing
29 Citations (Scopus)

Optimal Training Sets for Bayesian Prediction of MeSH® Assignment

Sohn, S., Kim, W., Comeau, D. C. & Wilbur, W. J., Jul 1 2008, In : Journal of the American Medical Informatics Association. 15, 4, p. 546-553 8 p.

Research output: Contribution to journalArticle

Medical Subject Headings
Bayes Theorem
Least-Squares Analysis
Learning
Problem-Based Learning
2004
7 Citations (Scopus)

Ensemble of evolving neural networks in classification

Sohn, S. & Dagli, C. H., Jun 1 2004, In : Neural Processing Letters. 19, 3, p. 191-203 13 p.

Research output: Contribution to journalReview article

Data Mining
Neural networks
Data mining
Genetic algorithms
Topology