Seno T, Yamaguchi H, Okubo Y, Sumi R, Green C A, Tippett P
Vox Sang. 1983;45(1):60-1. doi: 10.1111/j.1423-0410.1983.tb04123.x.
A new low-frequency red cell antigen, OSa, in a Japanese blood donor is inherited as a Mendelian dominant. A family study showed that OSa is not controlled by ABO, P1, Rh, Kidd, or Diego loci, nor is the antigen X- or Y-borne.