000 00409nam a2200133Ia 4500
001 MPKV056155
008 120911s9999 xx 000 0 und d
082 _a570
245 _aBiological Abstract vol.60 no.7-8
_c;
246 _aBiological Abstract vol.60
246 _aBiological Abstract vol.60 no.7-8
260 _aPhildelphia
_bBioscience Inoformation Service of B.A.
_c1975
650 _aBiological Abstract
999 _c54149
_d54149