1[1]Cohen J, Garrisi GJ, Congedo-Ferrara TA, et al. Cryopreservation of single human spermatozoa[ J]. Hun Reprod, 1997,12:994-1001
2[2]Adiga SK, Kumar P. Influence of swin-up method on the recovery of spermatozoa from different types of semen samples[J].J Assist Reprod Genet,2001,18:160-164
3[3]Palermo GD, Schlegel PN, Hariprashad JJ, et al. Fertilization and pregnancy outcome with intracytoplasmic sperm injection for azoospermic men[ J]. Hum Reprod, 1999,14: 741-748
4[4]Schelgel PR, Su LM. Physiological consequences of testicular sperm extraction[ J]. Hum Reprod, 1997,12:1688-1692
5[5]Hsieh YY, Tsai HD, Chang CC, et al. Cryopreservation of human spermatozoa within human of mouse empty zona pellucidae[J]. Fertil Steril,2000,73: 694-698