Congenital atresia of the external auditory canal.

@article{Kemink1983CongenitalAO,
  title={Congenital atresia of the external auditory canal.},
  author={John L. Kemink and Malcolm Graham and R F Dolezal},
  journal={Archives of otolaryngology},
  year={1983},
  volume={109 6},
  pages={422-4}
}