Kansal, S., Jindal, L., Garg, K., Thakur, K., Mehta, S. and Pachori, H. (2020) “Discoloration of Teeth: A Literature Review”, International Journal of Health and Clinical Research, 3(2), pp. 58–62. Available at: https://ijhcr.com/index.php/ijhcr/article/view/67 (Accessed: 4July2024).