PMC:7321036 / 3928-3976
Annnotations
2_test
{"project":"2_test","denotations":[{"id":"32645325-14681510-20773037","span":{"begin":16,"end":20},"obj":"14681510"},{"id":"32645325-32083643-20773038","span":{"begin":34,"end":38},"obj":"32083643"}],"text":" Peiris et al., 2003; Bai et al., 2020). These c"}