Montejo Iglesias, M. L., L. Oca Bravo, and A. Soler Roibal. 2002. “Factors Associated With Antidepressive Placebo Response: A Review”. Actas Españolas De Psiquiatría 30 (4):246-52. https://actaspsiquiatria.es/index.php/actas/article/view/1118.