Henricson B, Akesson A
Acta Vet Scand. 1967;8(3):262-72. doi: 10.1186/BF03547831.
Two heifers of the Swedish red and white (SRB) breed showed hypoplasia of the genital organs and the sex chromosomal constitution XY. The hypoplastic-dysplastic ovarian follicular system is given a more detailed description. No relationship was found between the two cases.