Monga, Divya, Sonu Goel, and Susanta Padhy. “Level of Physical Activity and Its Relationship With Tobacco Use Among Youth: A Cross-Sectional Survey in North India”. Indian Journal of Community Health 30, no. 4 (December 31, 2018): 348–353. Accessed April 23, 2024. https://iapsmupuk.org/journal/index.php/IJCH/article/view/858.