1Siegel R, Naishadham D, Jemal A. Cancer statistics [ J ]. CA Cancer J Clin ,2013,63 ( 1 ) : 11 - 30.
2Patricia C, Anne R, Alexia S, et al. Different outcome of inva - sire cervical cancer associated with high - risk virus intermedi - ate - risk HPV genotype [ J 1. Int J Cancer,2009,124 (4) :778.