000 00271nam a2200085Ia 4500
001 MPKV109807
008 120911s9999 xx 000 0 und d
245 _aBiological Abstracts Vol. 70 Part No. 12
_c;
260 _aPennsylvania.
_bBiosciences Informationa Services of B.A.
_c1980
999 _c73135
_d73135