au.\*:("SPECKMANN GW")
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AN INVESTIGATION OF THE ETIOLOGY OF BRUCELLA ABORTUS SINGLETON REACTORSDUKES TW; NIELSEN KH; EAGLESOME MD et al.1980; CAN. J. COMP. MED.; ISSN 0008-4050; CAN; DA. 1980; VOL. 44; NO 4; PP. 366-373; ABS. FRE; BIBL. 20 REF.Article
AN ASSESSMENT OF EFFECTS OF VACCINATION ON GENETIC RESISTANCE TO MAREK'S DISEASEGAVORA JS; GRUNDER AA; SPENCER JL et al.1974; POULTRY SCI.; U.S.A.; DA. 1974; VOL. 53; NO 3; PP. 889-897; BIBL. 16REF.Article
