Hariadi, A. T. ., and R. . Rahmawati. “Evaluation Of Patients After Canal Wall-Up Tympanoplasty in Dr. Soetomo General Hospital”. Journal of Neonatal Surgery, vol. 14, no. 15S, Apr. 2025, pp. 2049-55, https://www.jneonatalsurg.com/index.php/jns/article/view/4402.