TY  - RPRT
TI  - Age-related changes in the accommodation mechanism.
AU  - A P Beers
AU  - G L van der Heijde
PY  - 1996
DO  - 10.1097/00006324-199604000-00004
UR  - https://pubmed.ncbi.nlm.nih.gov/8728490/
ID  - 8728490
ER  -