00337nam a2200109Ia 4500008004100000082001700041100002000058245004200078260004600120300001400166650004700180140113s9999    xx            000 0 und d  a546.1:574 J1  a"Overend, W. G"  aThe use of tracer elements in biology  b"Melbourne : William heinemann ltd, 1951"  a"v, 57p."  aBiology - tracer elements ; Trace elements