TY  - RPRT
TI  - Surgical difficulties with cochlear implants.
AU  - M Portmann
AU  - D Portmann
AU  - M Négrevergne
PY  - 1993
DO  - 10.1159/000422558
UR  - https://pubmed.ncbi.nlm.nih.gov/8273500/
ID  - 8273500
ER  -