TY  - BOOK
ED  - WHO Programme for the Prevention of Blindness.
TI  - Prevention of blindness: primary eye care =
PY  - 1987///
CY  - Geneva
PB  - World Health Organization
KW  - Eye diseases
KW  - diagnosis
KW  - slides
KW  - Vision disorders
KW  - Primary health care
N1  - vie published by: Hanoi : National Institute of Ophthalmology
ER  -