TY  - RPRT
TI  - The Ophthalmic Knowledge Assessment Program (OKAP): a personal view.
AU  - M L Rubin
DO  - 10.1016/0039-6257(88)90176-2
UR  - https://pubmed.ncbi.nlm.nih.gov/3347895/
ID  - 3347895
ER  -