de Lucas-Taracena, M.T., D. Maldonado, C. Tossio-González, and M. F. Bravo-Ortiz. 2002. “Drop-Out from Out-Patient Treatment for Alcohol Dependence: A Two-Year Prospective Study”. Actas Españolas De Psiquiatría 30 (5):273-78. https://actaspsiquiatria.es/index.php/actas/article/view/1144.