TY  - BOOK
AU  - Michaels,David D.
TI  - Visual optics and refraction: a clinical approach 
SN  - 0801634148
PY  - 1980///
CY  - St. Louis, London
PB  - Mosby
KW  - Eye
KW  - Accommodation and refraction
KW  - Diseases and defects
N1  - Previous ed., 1975
ER  -