TY  - RPRT
TI  - Light, vision, and aging.
AU  - J S Werner
AU  - D H Peterzell
AU  - A J Scheetz
PY  - 1990
DO  - 10.1097/00006324-199003000-00013
UR  - https://pubmed.ncbi.nlm.nih.gov/2181364/
ID  - 2181364
ER  -