00365nam a2200145Ia 4500008004100000082001800041100002000059245002500079260004100104300000800145650001800153650001800171653001700189653001300206170901s1970    xx            000 0 und d  a574.192bH49S  aHeftmann, Erich 0aSteroid Biochemistry  aNew YorkbAcademic Press, Inc.c1970  a220  aLife sciences  aPure Sciences  aBiochemistry  aSteroids