title: Mare scanning--possible ectopic pregnancy.
authors.forename: R H
authors.initials: RH
authors.lastname: Thursby-Pelham
mesh_terms: D000818:Animals; D005260:Female; D006734:Horse Diseases / Q000175:diagnosis*; D006736:Horses; D011247:Pregnancy; D011271:Pregnancy, Ectopic / Q000175:diagnosis / Q000662:veterinary*; D014427:Twins