Paul D, Babu MR, Marar K. Correlation between pathological tumour stage and lymph node involvement in oral cancers: a descriptive study. Int Surg J [Internet]. 2018 Dec. 27 [cited 2025 Oct. 3];6(1):257-60. Available from: https://www.ijsurgery.com/index.php/isj/article/view/3673