TY  - RPRT
TI  - Bioptic low vision aid: a simple approach.
AU  - P D Bergenske
AU  - T W Raasch
PY  - 1982
DO  - 10.1097/00006324-198203000-00014
UR  - https://pubmed.ncbi.nlm.nih.gov/7072835/
ID  - 7072835
ER  -