000 00407nam a2200121Ia 4500
008 151015s9999 xx 000 0 und d
245 _aRequirements of vitamin A, thiamine, riboflavine and niacin
260 _c1967
300 _avii 86p.
500 _aFAO nutrition meeting report series no- 41 & WHO technical report series no- 362
505 _aReport of a joint FAO/WHO expert group
942 _cFAO
_2udc
999 _c23970
_d23970