PMC:7755033 / 13068-13083
Annnotations
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T115","span":{"begin":0,"end":15},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Chemical Class:"}