TY  - BOOK
TI  - Philippine National Survey on Blindness: a project of the Department of Health and the Institute of Ophthalmology 
SN  - 971-8982-15-9
AV  - F HV 1791 .P538 2004 
PY  - 2004///
CY  - Manila
PB  - University of the Philippines Manila
KW  - Blind
KW  - Philippines
KW  - sears
ER  -