Puga D, Rosero-Bixby L, Glaser K, Castro T. Red social y salud del adulto mayor en perspectiva comparada: Costa Rica, España e Inglaterra . PSM [Internet]. 2007Mar.1 [cited 2024Nov.21];5(1). Available from: https://revistas.ucr.ac.cr/index.php/psm/article/view/4545