title: Observations on calves vaccinated with irradiated larvae of Dictyocaulus viviparus. Serum antibody titre, respiratory rate and response to challenge.
mesh_terms: D000818:Animals; D001991:Bronchitis / Q000662:veterinary*; D002417:Cattle / Q000469:parasitology; D004021:Dictyocaulus; D007814:Larva; D009349:Nematode Infections / Q000662:veterinary*; D010272:Parasitic Diseases / Q000662:veterinary*; D010273:Parasitic Diseases, Animal; D056152:Respiratory Rate
keywords: BRONCHITIS/veterinary; CATTLE/parasitology; NEMATODE INFECTIONS/veterinary; PARASITIC DISEASES/veterinary