TY  - RPRT
TI  - [Ionomer cement prostheses in reconstructive middle ear surgery].
AU  - G Geyer
AU  - J Helms
PY  - 1997
DO  - 10.1007/s001060050121
UR  - https://pubmed.ncbi.nlm.nih.gov/9324497/
ID  - 9324497
ER  -