[1]
J. . Nagpal, R. . Chhibber, B. . Sindhu, P. . Mahajan, S. . Manhas, and S. . Makkar, “Endodontic Retreatment - A Nightmare to dentist : An Overview”, J Current Med Res Opinion, vol. 3, no. 07, pp. 494–502, Jul. 2020.