Bryan CF, Shield CF, Nelson PW, Pierce GE, Ross G, Luger AM, Warady BA, Helling TS, Aeder MI, Martinez J, Hughes TM, Beck ML, Harrell KM. Transplantation rate of the blood group B waiting list is increased by using A2 and A2B kidneys. Transplantation. 1998 Dec 27; 66(12):1714-7.