title: [Causality an causal-inference in epidemiologic study].
authors.affiliation: Department of Epidemiology and Public Health Statistics, College of Public Health, Beijing University, Beijing 100083, China
authors.forename: Qiu-shan
authors.initials: QS
authors.lastname: Tao
authors.forename: Si-yan
authors.initials: SY
authors.lastname: Zhan
authors.forename: Li-ming
authors.initials: LM
authors.lastname: Li
mesh_terms: D004194:Disease / Q000209:etiology*; D004813:Epidemiology; D006801:Humans