PMC:7444865 / 24638-24671
Annnotations
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T222","span":{"begin":0,"end":33},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Compliance with Ethical Standards"}