PMC:7212949 / 29623-29686
Annnotations
LitCovid-PMC-OGER-BB
{"project":"LitCovid-PMC-OGER-BB","denotations":[{"id":"T916","span":{"begin":41,"end":54},"obj":"UBERON:0001199"}],"text":"Yang et al (2010)N = 539 (520 confirmed cases)Prospective study"}