PMC:7324763 / 49647-49656
Annnotations
LitCovid-PMC-OGER-BB
{"project":"LitCovid-PMC-OGER-BB","denotations":[{"id":"T807","span":{"begin":0,"end":9},"obj":"UBERON:0001987"},{"id":"T32157","span":{"begin":0,"end":9},"obj":"UBERON:0001987"}],"text":"placental"}