Singh , V. (2014) “Evaluation of Lung Function by Spirometry in 12-14 yrs Adolescents in schools of Raipur city Chhattisgarh”, International Journal of Medical Science Research and Practice, 1(1), pp. 9–15. Available at: https://ijmsrp.isroset.org/index.php/j/article/view/3 (Accessed: 8 April 2025).