2017-06-292026-03-272017-06-291991Alberto Darío Ramírez González1055-0887https://doi.org/10.1300/J069v11n01_03https://repositorio.inprf.gob.mx/handle/123456789/4815engacceso cerradoAdolescentAdultChildData CollectionEpidemiologic MethodsFemaleHealth Care RationingHumansMaleMexico-epidemiologyMiddle AgedPrevalenceResearch DesignRisk FactorsSex FactorsSubstance-Related Disorders-epidemiologySubstance-Related Disorders-prevention & controlSurveys that work and what they show in Mexicoarticle1545-08481Instituto Mexicano de Psiquiatría23-3211