PMC:7195088 / 16549-16631
Annnotations
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T107","span":{"begin":0,"end":82},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Primary endpoint: time to negative nasopharyngeal swab RT-PCR (follow-up 30 days)."}