title: Two sterile stallions with XXY-syndrome.
authors.affiliation: University of Helsinki, Department of Animal Science, Finland.
authors.forename: A
authors.initials: A
authors.lastname: Mäkinen
authors.forename: T
authors.initials: T
authors.lastname: Katila
authors.forename: M
authors.initials: M
authors.lastname: Andersson
authors.forename: I
authors.initials: I
authors.lastname: Gustavsson
mesh_terms: D000818:Animals; D006734:Horse Diseases / Q000235:genetics*; D006736:Horses; D007006:Hypogonadism / Q000473:pathology / Q000662:veterinary; D007248:Infertility, Male / Q000235:genetics / Q000662:veterinary*; D007621:Karyotyping / Q000662:veterinary; D007713:Klinefelter Syndrome / Q000235:genetics / Q000662:veterinary*; D008297:Male