Lewenthal H, Biale Y, Ben-Adereth N
Br J Obstet Gynaecol. 1977 Feb;84(2):155-8. doi: 10.1111/j.1471-0528.1977.tb12546.x.
A patient with uterus didelphys presented with a pregnancy in each horn which ended in the vaginal delivery of two infants who survived.