PubMed:32159237 / 1172-1182
Annnotations
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T209","span":{"begin":0,"end":10},"obj":"JJ"}],"text":"structural"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok224","span":{"begin":0,"end":10},"obj":"JJ"}],"text":"structural"}