Waldhalm, D G Haemophilus somnus infection in the cow as a possible contributing factor to weak calf syndrome: isolation and animal inoculation studies. [electronic resource] - American journal of veterinary research Nov 1974 - 1401-3 p. digital Publication Type: Journal Article ISSN: 0002-9645 Subjects--Topical Terms: AnimalsAnimals, NewbornArthritis, Infectious--pathologyBreedingCattleCattle Diseases--microbiologyEdema--pathologyFemaleHaemophilus--isolation & purificationHaemophilus Infections--microbiologyHemorrhage--pathologyInjectionsInsemination, ArtificialMaleMeningitis--pathologyMucus--microbiologyPregnancyPregnancy Complications, Infectious--microbiologySyndrome--veterinaryUterusVagina--metabolism