title: [Case-control studies. Transversal studies].
authors.forename: M
authors.initials: M
authors.lastname: Gili
authors.forename: E
authors.initials: E
authors.lastname: Martínez-Cañabate
authors.forename: C
authors.initials: C
authors.lastname: Nieto
mesh_terms: D015982:Bias; D016022:Case-Control Studies; D003430:Cross-Sectional Studies; D004781:Environmental Exposure; D006801:Humans; D016017:Odds Ratio; D012680:Sensitivity and Specificity
vernacular_title: Los estudios de casos y testigos. Los estudios transversales.