Haemophilus infections in chickens. IV. Results of laboratory and fieldtrials of formalinized bacterins for the prevention of disease caused by Haemophilus gallinarum.
D000818:Animals; D001428:Bacterial Vaccines; D002645:Chickens; D006192:Haemophilus Infections / Q000517:prevention & control / Q000662:veterinary*; D011201:Poultry Diseases / Q000517:prevention & control*; D012141:Respiratory Tract Infections / Q000517:prevention & control / Q000662:veterinary*
D001428:Bacterial Vaccines