Maham Khalid, Mehmil Aslam, Huma Tahir, Waheed Gul Shaikh, Marium Azfar, Nosheen Khawar. “The Assessment of Body Mass Index As a Risk Factor for Chronic Periodontitis”. Pakistan Journal of Medical & Health Sciences, vol. 16, no. 12, Feb. 2023, p. 457, doi:10.53350/pjmhs20221612457.