title: Differences between primary and secondary infestations with the sheep scab mite, Psoroptes ovis.
authors.affiliation: Parasitology Section, Scientific Services Unit, VLA, Addlestone, Surrey.
authors.forename: P
authors.initials: P
authors.lastname: Bates
mesh_terms: D000818:Animals; D000981:Antiprotozoal Agents / Q000627:therapeutic use*; D005260:Female; D007559:Ivermectin / Q000627:therapeutic use*; D008297:Male; D008924:Mite Infestations / Q000188:drug therapy / Q000662:veterinary*; D008925:Mites / Q000187:drug effects*; D012756:Sheep; D012757:Sheep Diseases / Q000188:drug therapy*
chemical_list: D000981:Antiprotozoal Agents; D007559:Ivermectin