PMC:7143804 / 53561-53580
Annnotations
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T460","span":{"begin":0,"end":19},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"30 1333 180 2298"}