[The occurrence of pneumococcal strains in calves with special reference to the epidemiology and clinic].
D000818:Animals; D002417:Cattle; D002418:Cattle Diseases; D011008:Pneumococcal Infections / Q000453:epidemiology*; D022242:Pneumococcal Vaccines; D013296:Streptococcus pneumoniae
D022242:Pneumococcal Vaccines
CATTLE/diseases; PNEUMOCOCCAL INFECTIONS/epidemiology
Das Vorkommen von Pneumokokkentypen bei Kälbern mit Berücksichtigung der Epidemiologie und Klinik.