[Occurrence of yersinia in birds].
D000818:Animals; D001715:Bird Diseases / Q000382:microbiology*; D001717:Birds / Q000382:microbiology*; D005860:Germany, West; D015007:Yersinia / Q000302:isolation & purification; D015009:Yersinia Infections / Q000382:microbiology / Q000662:veterinary*
Zum Vorkommen von Yersinien in Vögeln.