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Veterinarno-Meditsinski Nauki|January 1, 1979
[Sporulation of anthrax bacilli]B M Bozhilov, M Petkov, P GanchevaVeterinarno-Meditsinski Nauki|January 1, 1979
[Experiments to establish the most suitable method for the production and control of conjugated sera]B M Bozhilov, A Rezashka, P Gancheva, et al.Veterinarno-Meditsinski Nauki|January 1, 1979
[Hemagglutinating activity of enterotoxic strains of E. coli isolated from calves]M Petkov, B M BozhilovVeterinarno-Meditsinski Nauki|January 1, 1978
[Production of trivalent vaccine against avian spirochetosis]B M Bozhilov, M Petkov, L StoianovaProblemi Na Khigienata|January 1, 1975
[Assessment of the mental load of flight managers and of perforating machine operators by means of measuring the residual mental capacity via the subsidiary task method]P GanchevaProblemi Na Khigienata|January 1, 1988
[The structure, functions and classification of mental states and their study in work activities]P GanchevaVeterinarno-Meditsinski Nauki|January 1, 1980
[Demonstration of enteropathogenic E. coli isolated from calves by a test with juvenile mice]M PetkovVeterinarno-Meditsinski Nauki|January 1, 1980
[Demonstration of enteropathogenic E. coli by the ligated intestinal segment technic]M PetkovVeterinarno-Meditsinski Nauki|January 1, 1980
[Isolation of a specific agglutinating serum K 99]M PetkovVeterinarno-Meditsinski Nauki|January 1, 1980
[Enteropathogenicity of E. coli strains isolated from calves]M PetkovPageof 8