Effect of interleukin-15 on anti-CD3/anti-CD28 induced apoptosis of umbilical cord blood CD4+ T cells. - Syh-Jae Lin; Jung-Chuan Yu, Irma; Po-Jen Cheng; Shiu-Shan Hsiao, Irma; Ming-Ling Kuo (European Journal of Haematology, 2003)