TY  - RPRT
TI  - Bifocal implants: clinical results.
AU  - J C Cornic
AU  - Y Pouliquen
PY  - 1991
DO  - 10.1159/000419902
UR  - https://pubmed.ncbi.nlm.nih.gov/1936456/
ID  - 1936456
ER  -