bibliographicCitation |
Lee G, Cama V, Gilman RH, Cabrera L, Saito M, Checkley W; CONTENT Investigators. Comparison of two types of epidemiological surveys aimed at collecting daily clinical symptoms in community-based longitudinal studies. Ann Epidemiol. 2010 Feb;20(2):151–8. PMID: 20123166; PMCID: PMC2837588. |