Kumar, Indrajeet, and Birendra Kumar. “Incidence of Cavity Problems After Open Cavity Mastoidectomy and Perioperative Factors Involved in the Causation of Cavity Problems: An Observational Study”. International Journal of Health and Clinical Research 3, no. 12(S) (December 31, 2020): 244–247. Accessed March 17, 2026. https://www.ijhcr.com/index.php/ijhcr/article/view/673.