The costs and benefits of deep brain stimulation in Parkinson's disease: a review and social network analysis - Carlos Zúñiga-Ramírez; Katia Carmina Farías-Moreno; Gabriel Moreno; Enrique Gómez-Figueroa; Hernando Efraín Caicedo-Ortíz; José Damián Carrillo-Ruíz (Arquivos de Neuro-Psiquiatria)