title: [Cohort studies and prognostic studies].
authors.affiliation: Service d'hygiène, épidémiologie et prévention, Hospices civils de Lyon, France. marie-helene.metzger@chu-lyon.fr
authors.forename: Marie-Hélène
authors.initials: MH
authors.lastname: Metzger
authors.forename: Christine
authors.initials: C
authors.lastname: Lasset
mesh_terms: D015331:Cohort Studies; D006801:Humans; D011379:Prognosis