TY  - BOOK
AU  - Sommer, A.
TI  - Vitamin A deficiency and its consequences: a field guide to detection and control. 
SN  - 92415447783
AV  - RJ399.V57 1995 
PY  - 1995///
CY  - Geneva
PB  - WHO
KW  - Health counselling
KW  - health education
KW  - patient education
ER  -