PMC:7080035 / 4058-4108
Annnotations
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T39","span":{"begin":0,"end":50},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Concomitant diseases** Absent Absent Absent Absent"}