000 00409nam a2200145Ia 4500
008 130223s9999 xx 000 0 und d
100 _aGlantz, P.J.
245 _aBacteriologial and serological studies of Escherichia coli serotypes associated
260 _aPennsylvania
260 _c1959
300 _a22 p.
440 _aPennsylvania Agricultural Experimentriment
901 _pS19
942 _cB
_2udc
999 _c116441
_d116441