[ 2 ] Terenziani M, Piva L, Spreafico F, et al. Clinical stageⅠ nonseminomatous germ cell tumors of the testis in childhood and adolescence: an analysis of 31 cases[J]. J Pediatr Hematol Oncol, 2002, 24(6): 454-458.
[ 6 ] Grady RW, Rose JH, Kay R. Patterns of metastatic spread in prepubertal yolk sac tumor of the testis[J]. J Urol, 1995, 153(4): 1259-1261.
[9]
[ 7 ] Lin JN, Wang KL, Hung IJ, et al. Management of yolk sac tumor of the testis in children[J]. J Formos Med Assoc, 1994, 93(5): 393-396.
[10]
[ 8 ] Liu HC, Liang DC, Chen SH, et al. The stageⅠyolk sac tumor of the testis in children younger than 2 years ,chemotherapy or not [J]. Pediatr Hematol Oncol, 1998, 15(3): 223-228.
[11]
[ 9 ] Foster RS, Hermans B, Bihrle R, et al. Clinical stageⅠpure yolk sac tumor of the testis in adults has different clinical behavior than guvenile yolk sac tumor[J]. J Urol, 2000, 164(6): 1943-1944.
[12]
Monig SP, Schmidt R, Krug B. Yolk Sac tumor of the anterior mediastinum: the role of palliative surgery[J]. Am Surg, 1997, 63(11): 948-950.
[13]
Ikeda H, Matsuyama S, Suzuki N, et al. Treatment of a stageⅠtestiscular yolk sac tumor with vascular invasion[J]. Acta Paediatyica Japonica, 1995, 37(4): 537-540.
[14]
Bruce J, Gough DC. Long-term follow-up of children with testiscular tumor: surgical issues[J]. Br J Urol, 1991, 67(4): 429-433.
