AUTHOR=Acosta-Rodríguez Alejandro , Reza-López Sandra A. , Aguilar-Torres César R. , Hinojos-Gallardo Luis C. , Chávez-Corral Dora V. TITLE=A systematic review of congenital external ear anomalies and their associated factors JOURNAL=Frontiers in Pediatrics VOLUME=Volume 13 - 2025 YEAR=2025 URL=https://www.frontiersin.org/journals/pediatrics/articles/10.3389/fped.2025.1520200 DOI=10.3389/fped.2025.1520200 ISSN=2296-2360