PMC:7463108 / 43988-44007
Annnotations
LitCovid-sentences
{"project":"LitCovid-sentences","denotations":[{"id":"T676","span":{"begin":0,"end":19},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"1990; Hauser et al."}