PMC:7571312 / 35019-35039
Annnotations
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T237","span":{"begin":0,"end":20},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Experimental Section"}