[The resistance of calves to Diplococcus infection].
D000818:Animals; D002417:Cattle; D002418:Cattle Diseases / Q000276:immunology*; D007114:Immunization / Q000662:veterinary*; D007267:Injections; D007273:Injections, Intramuscular; D011008:Pneumococcal Infections / Q000276:immunology / Q000662:veterinary*
Ustoichivost' teliat k diplokokkovoi infektsii.