000 00434nam a2200157Ia 4500
008 130223s9999 xx 000 0 und d
080 _a637.127:636.2:591.11
100 _aAfifi, Y.A.
245 _aGenetical and some environmental influences affecting the level of leucocyte cou
260 _aNederland
260 _c1967
300 _a81 p.
440 _aNo. 67-11; Nederland Mededelin
901 _pS13081
942 _cB
_2udc
999 _c123657
_d123657