PMC:7091888 / 15568-15616
Annnotations
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T92","span":{"begin":0,"end":48},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"The data are presented as mean ± s.e.m. (n = 4)."}