title: Haemophilus somnus in semen from Danish bulls.
mesh_terms: D000818:Animals; D002417:Cattle / Q000382:microbiology*; D006190:Haemophilus / Q000302:isolation & purification*; D007315:Insemination, Artificial / Q000662:veterinary; D008297:Male; D012661:Semen / Q000382:microbiology*