Divya, B. ., V. . Vasanthi, R. . Ramadoss, A. R. . Kumar, R. . Krishnan, and K. K. . Raja. “Phyto-Intruders in Oral Tissues: A Polarized Light Microscopic Study”. International Journal of Health Sciences, vol. 16, no. 1, Dec. 2021, pp. 3-9, https://pub.qu.edu.sa/index.php/journal/article/view/5923.