PREVALENCE AND ASSOCIATED RISK FACTORS OF DENTAL STAINS AMONG SCHOOL-GOING CHILDREN IN TALASH DIR (LOWER) KHYBER PAKHTUNKHWA. Ann Allied Health Sci. 2021;7(2):52-55. Accessed November 1, 2026. http://www.aahs.kmu.edu.pk/index.php/aahs/article/view/121