000 00284nam a2200097Ia 4500
100 _aWorld Health Organization
245 _aRequirements of Vitamin A thiamine riboflavine and niacin Report No 362
260 _bW H O, Geneva
082 _aL:4:6,N67t/N67/B08659
300 _app 86; 24*16
999 _c33591
_d33591