3Glynn SA,Williams AE,Nass CC,et al.Attitudes toward blood donation incentives in the United States:implication for donor recruitment[J].Transfusion,2003,43(1):7
4Schreiber GB,Sharma UK,Wright DJ,et al.Frist year donation patterns predict long-term commitment for first-time donors[J].Vox Sang,2005,88(2):114