2017-06-292026-03-272017-06-292002Alberto Darío Ramírez González0376-871610.1016/S0376-8716(02)00224-7https://doi.org/10.1016/S0376-8716(02)00224-7https://repositorio.inprf.gob.mx/handle/123456789/5053engacceso cerradoPrevalence and age of onset for drug use in seven international sites: results from the international consortium of psychiatric epidemiologyarticle1879-00463Instituto Nacional de Psiquiatría Ramón de la Fuente Muñiz285-297Irlanda68AlcoholDrugsInternationalPrevalenceOnsetEpidemiologyAdolescentAdultAge of OnsetAgedHumansMental Disorders/epidemiologyMiddle AgedPrevalenceSubstance-Related Disorders/epidemiologyWorld Health Organization