DE LA VEGA, Alberto; VERDIALES, Maribelle. How Does Maternal Age Affect Pregnancy Planning in Puerto Rico?. Puerto Rico Health Sciences Journal, [S. l.], v. 21, n. 2, 2013. Disponível em: https://prhsj.rcm.upr.edu/index.php/prhsj/article/view/887. Acesso em: 4 nov. 2025.