Ravishankar TL, Khan NS. Factors Associated with Initiation of Tobacco use among Adolescent Students of Moradabad, (U.P.) India. JPFA [Internet]. 2018 Oct. 4 [cited 2024 May 2];22(2):63-7. Available from: http://informaticsjournals.com/index.php/jpfa/article/view/22406