PubMed:32022276 / 76-83
Annnotations
LitCovid-OGER-BB
{"project":"LitCovid-OGER-BB","denotations":[{"id":"T4","span":{"begin":0,"end":7},"obj":"GO:0009986"}],"namespaces":[{"prefix":"NCBITaxon","uri":"https://www.ncbi.nlm.nih.gov/taxonomy/"}],"text":"surface"}
LitCovid-PAS-Enju
{"project":"LitCovid-PAS-Enju","denotations":[{"id":"EnjuParser_T11","span":{"begin":0,"end":7},"obj":"NN"}],"text":"surface"}
LitCovid-TimeML
{"project":"LitCovid-TimeML","denotations":[{"id":"tok12","span":{"begin":0,"end":7},"obj":"NN"}],"text":"surface"}