Grace G A, Edward S, Gopalakrishnan S. A Case Control Study on Physical Activity and Obesity among Adolescent Children in an Urban Area of Tamilnadu. Natl J Community Med [Internet]. 2021 Nov. 30 [cited 2026 Jan. 29];12(11):345-9. Available from: https://www.njcmindia.com/index.php/file/article/view/235