Title
Extracting COVID-19 diagnoses and symptoms from clinical text: A new annotated corpus and neural event extraction framework
Abstract
•We present a corpus with annotations for COVID-19 diagnoses, testing, and symptoms.•A detailed event-based symptom annotation scheme is introduced.•Our neural extractor achieves high performance for symptom and assertion prediction.•The symptomology of COVID-19 is explored through a COVID-19 prediction application.
Year
DOI
Venue
2021
10.1016/j.jbi.2021.103761
Journal of Biomedical Informatics
Keywords
DocType
Volume
COVID-19,Coronavirus,Machine learning,Natural language processing,Information extraction
Journal
117
ISSN
Citations 
PageRank 
1532-0464
1
0.34
References 
Authors
0
4
Name
Order
Citations
PageRank
Kevin Lybarger141.42
Mari Ostendorf22462348.75
Matthew Thompson3153.95
Meliha Yetisgen-Yildiz432834.25