Martillo Murillo, A.L. and Anchundia Casanova, J.E. 2026. Emotional State of adolescent mothers in Latin America before and after childbirth. Systematic Review. Revista Universidad de Guayaquil. 140, 2 (Jul. 2026), 134–152. DOI:https://doi.org/10.53591/revug.v140i2.2972.