000 00352nam a2200121Ia 4500
001 MPKV057473
008 120911s9999 xx 000 0 und d
082 _a570
245 _aBiological Abstract Vol 57
_c;
246 _aBiological Abstract Vol 57
260 _aPhildelphia
_bBioscience Inoformation Service of B.A.
_c1974
650 _aBiological Abstract
999 _c55466
_d55466