Ypanaqué-Luyo P, Martins M. Utilization of outpatient health services in the peruvian population. Rev Peru Med Exp Salud Publica [Internet]. 2015 Sep. 24 [cited 2024 May 1];32(3):464-70. Available from: https://rpmesp.ins.gob.pe/index.php/rpmesp/article/view/1675