Manoj Kumar Upadhyay, Manu Rana, Krishan Kumar Tyagi, Khushboo Singh. A Nonsurgical root canal therapy treatment with apparent indications for root-end surgery . APJHS [Internet]. 2015Dec.31 [cited 2025Jan.24];2(4(s):55-9. Available from: https://apjhs.com/index.php/apjhs/article/view/986