9Zou S, Eder AF, Musavi F,et al. Implemennation of the Uniform Donor History Questionnaire across the American Red Cross Blood Services:increased deferral among repeat presenters but no meas- urable impact on blood safety. Transfusion ,2007,47 ( 11 ) : 1990- 1998.
10Dodd RY,Notari EP IV,Strainer SL. Current prcvalence and inci- dence of infecin disease markers and estimated windows-period risk in the American Red Cross blood donor population. Transfu- sion ,2002,42( 8 ) :975-979.
