Montealegre F, Bayona M, Chardón D, Treviño F. Age, Gender and Seasonal Patterns of Asthma in Emergency Departments of Southern Puerto Rico. PRHSJ [Internet]. 2012 Dec. 27 [cited 2025 Nov. 5];21(3). Available from: https://prhsj.rcm.upr.edu/index.php/prhsj/article/view/871