8Jarow JP,Cobum M,Sigman M. Incidence of varicoceles in men with primary and secondary infertility[J].Urology,1996,47(1):73-75.
9Oster J. An investigation of the incidence among danish school children[J]. Stand Urol Nephrol, 1997,5 : 27.
10Skoog SJ,Roherts KP,Goldstein M,et al. The adolescent varicocele: What is new with an old problem in young patients[J].Pediatrics, 1997,100(1) :112-114.
3Jarow JP. Effects of varicocele on male fertility [J]. Hum Reprod Update, 200l ,7 (1) :59-64.
4Ma P, Magut M, Failer DV, et al. The role of Ras in Tlympho- eyte activation[J]. Cell Signal ,2002 ,14(10) :849-859.
5Ishikawa T, Fujisawa M. Varicocele ligation on free testoster-one levels in infertile men with varicoeele[J]. Arch Androl, 2004, 50 (6) : 443-448.
6Tuner TT . The study of varieocele through the use of animal models[J]. Hum Reprod Uodate, 2001.7( 1 ):78-84.
7Pasqualotto FF, Lucon AM, de GOes PM, et al. Semen profile, testicular volume, and hormonal levels in infertile patients with varicoeeles compared with fertile men with and without varicoceles[J].Fertil Steril,2005, 83(1): 74-77.
8Andersson AM, Petersen J H, Jorgensen N, et al. Serum inhibin B and follicle-stimulating hormone levels as tools in the evaluation of infertile men: significance of adequate reference values from proven fertile men [J]. Clin Endocrinol Metab, 2004, 89 (6) : 2873-2879.
9Kalra B, Kumar A, Patel K, et al. Development of a second genera- tion Inhibin B ELISA[J]. J Immunol Methods, 2010, 362 (I-2) : 22-31.
10Goulis DG, Polychronou P, Mikos T, et al. Seruminhibin-B and follicle stimulating hormone as predictors of the presence of sperm in testicular fine needle as pirate in men with azoospermia[J]. Hormones ( Athens ), 2008,7 ( 2 ):140-147.
