@article{maruyama_gyo_hinohira_nishihara_yanagihara_1998, 
  title={Staged Intact Canal Wall Tympanoplasty for Treatment of Middle Ear Cholesteatoma.}, 
  volume={101}, 
  DOI={10.3950/jibiinkoka.101.236}, 
  publisher={Oto-Rhino-Laryngological Society of Japan, Inc.}, 
  author={Maruyama and Gyo and Hinohira and Nishihara and Yanagihara}, 
  year={1998}
  }