PMC:7212965 / 12772-12786
Annnotations
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T93","span":{"begin":2,"end":4},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"s\n4. Bias in t"}