HLA-B35 antigen frequency in the patients(0/108) was significantly lower than that of the controls(10/94; RR=0.05, P=0.00156, Pc=0.028).

• HLA-B35抗原频率在RSA病人组(0/108)低于生育正常妇女组(10/94)(RR=0.；05；P=0