000 00325nam a2200145Ia 4500
008 170101s1970 xx 000 0 und d
082 _a618.25 B95B
100 _aBULMER, M.G.
245 0 _aBiology of twinning in man
260 _bLondon
_c1970
300 _a205p
650 _aTWINS
653 _aTWINS
942 _2ddc
_cB
999 _c43837
_d43837