PMC:7216275 / 46418-46487
Annnotations
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T402","span":{"begin":0,"end":69},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Marital status MarriedUnmarriedDivorced 30935618 45.24%52.12%2.63%"}