D. A. Mogre, F. M. Ahmed, and P. T. Banu, “Endoscopic butterfly graft myringoplasty in small to medium perforation in adolescent chronic otitis media: our experience in 15 cases”, Int J Otorhinolaryngol Head Neck Surg, vol. 5, no. 5, pp. 1299–1302, Aug. 2019.