LÓPEZ-NEGRÓN, Laura; MONSANTO-PLANADEBALL, Homero A. The Economic Burden of Prescription Drug Use among Elderly Patients in Ponce, Puerto Rico. Puerto Rico Health Sciences Journal, [S. l.], v. 25, n. 2, 2006. Disponível em: https://prhsj.rcm.upr.edu/index.php/prhsj/article/view/319. Acesso em: 19 dec. 2025.