Takahashi M, Yamamoto Y, Koizumi H, Motegi M, et al. The relationships among mastoid air cell development, tympanic sinus depth, and
residual disease after surgery in children with congenital cholesteatoma. Acta Otolaryngol 2020 Jan 13:1-3. doi: 10.1080/00016489.2020.1712475.
PMID: 31928292