PMC:7291971 / 35275-35298
Annnotations
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T257","span":{"begin":0,"end":23},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Flow rate was 1 mL/min."}