Espíritu N, Sacieta L, Pantoja L. Discrepancy in the perinatal mortality registries from Lima and Callao according to sources of informtation. Rev Peru Med Exp Salud Publica [Internet]. 2007 Dec. 30 [cited 2024 May 1];24(4). Available from: https://rpmesp.ins.gob.pe/index.php/rpmesp/article/view/1135