title: A survey of sheep sera for antibodies to an ovine strain of parainfluenza 3 virus.
mesh_terms: D000367:Age Factors; D000818:Animals; D000906:Antibodies / Q000032:analysis*; D004739:England; D005260:Female; D006385:Hemagglutination Inhibition Tests; D008297:Male; D009976:Orthomyxoviridae Infections / Q000662:veterinary*; D018184:Paramyxoviridae Infections / Q000662:veterinary; D018108:Respirovirus / Q000276:immunology*; D012606:Scotland; D012737:Sex Factors; D012756:Sheep; D012757:Sheep Diseases / Q000276:immunology*
chemical_list: D000906:Antibodies