title: An infertility problem in a naturally mated herd.
mesh_terms: D000818:Animals; D002417:Cattle; D002418:Cattle Diseases / Q000382:microbiology; D005260:Female; D007241:Infectious Bovine Rhinotracheitis / Q000150:complications* / Q000382:microbiology / Q000635:transmission; D007246:Infertility / Q000209:etiology / Q000382:microbiology / Q000662:veterinary*; D008297:Male; D011247:Pregnancy