Alejandro L. Villalobos-Rodríguez. Risk factors in pregnant women older than 35 years at the General Hospital of Playa del Carmen: Case Report. AJMCRR [Internet]. 2024 Apr. 23 [cited 2024 May 18];3(4):1-8. Available from: https://ajmcrr.com/index.php/pub/article/view/174