Kumar, Pankaj, Rajesh Kumar, and Pratap Bhanu Singh. “Study of Vitamin D Level in Paediatric Asthma at a Tertiary Care Center”. Journal of Nepal Paediatric Society 42, no. 3 (December 31, 2022): 56–60. Accessed November 24, 2024. https://nepjol.info./index.php/JNPS/article/view/47355.