2017-06-292026-03-272017-06-291989Alberto Darío Ramírez González0952-048110.1111/j.1360-0443.1989.tb03454.xhttps://repositorio.inprf.gob.mx/handle/123456789/4772engacceso cerradoResearch Which is of Benefit to the Countryarticle3Instituto Mexicano de Psiquiatría244-24584