Knowledge of Tooth Discoloration and Tooth Bleaching amongst Adult Patients Visiting a Dental Hospital in Kathmandu, Nepal. Nep. Med. Coll. J. [Internet]. 2024 Jul. 1 [cited 2026 Jul. 6];26(2):83-9. Available from: https://nepjol.info/index.php/nmcj/article/view/67189