000 00370nam a2200145Ia 4500
008 130223s9999 xx 000 0 und d
245 _aTrace elements in human nutrition : Report
260 _aGeneva
260 _bWorld Health Organization
260 _c1973
300 _a64 p.
440 _aNo. 532; World Health Organiza
901 _pS30401
942 _cB
_2udc
999 _c135717
_d135717