Mammen, Ajoy, K Madhu, Raveendran Nair, and P Ravindran. “Risk Factors for Poor Asthma Control and Breakthrough Attacks”. Kerala Medical Journal 11, no. 3 (September 27, 2018): 72-75. Accessed December 22, 2024. https://www.keralamedicaljournal.com/index.php/KMJ/article/view/478.