TY  - GEN
AU  - Sommer,  Alfred 
TI  - Vitamin A deficiency and its consequences : a field guide to detection and control
SN  - 9241544783
U1  - 616.39 
PY  - 1995///
CY  - Geneva
PB  - WHO
KW  - Nutrition and metabolic diseases
KW  - Diseases
KW  - Diseases of digestive system
ER  -