Cruz, A. Collado, X. Torres i Mata, R. Ruiz López, C. Pichot, M. Valdés Miyar, and J. Muñoz-Gómez. 2005. “Multidisciplinar Therapeutic Program of Chronic Pain”. Actas Españolas De Psiquiatría 33 (Suppl. 3):133-38. https://actaspsiquiatria.es/index.php/actas/article/view/1468.