000 00269nam a2200085Ia 4500
001 MPKV110042
008 120911s9999 xx 000 0 und d
245 _aBiological Abstracts Vol. 79 Part No.4
_c;
260 _aPennsylvania.
_bBiosciences Informationa Services of B.A.
_c1985
999 _c73364
_d73364