PMC:7781500 / 13702-13755
Annnotations
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T160","span":{"begin":0,"end":53},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":" Once every hour 38 (32.8) 26 (10.3) "}