4Lee AW,Foo W,Law SC,et al.Staging of nasopharyngeal carcinoma:From Ho's to the new UICC system[J].Int J Cancer,1999,84(2):179-187.
5Min HQ,Hong MH,Ma J,et al.A new staging system for nasopharyngeal carcinoma in China[J].IJROBP,1994,30(3):1 037-1 042.
6Hong M H,Mai H Q,Min H Q,et al.A comparison of the Chinese 1992 and fifth-edition International Union Against Cancer staging systems for staging nasopharyngeal carcinoma[J].Cancer,2000,89(2):242-247.
7Cooper J,Fleming I D,Henson D E.American Joint Committee on Cancer manual for staging of Cancer[M].Sixth edition.Philadelphia:JB Lippincott,2002.
8Fleming ID,Cooper JS,Henson DE,et al.American Joint Committee on cancer:AJCC cancer staging manual[M].5th edn.Philadelphia:Lippincott-Raven,1997.
9Chua DTT,Sham JST,Wei WI,et al.The predictive value of the 1 997 American Joint Committee on Cancer Stage Classification in determining failure patterns in nasopharyngeal carcinoma[J].Cancer,2001,92:2 845-2 855.
10Ma J,Mai HQ,Hong MH,et al.Is the 1997 UICC/AJCC Staging System for Nasopharyngeal Carcinoma Prognostically Useful for Chinese Patient Population?[J].Int J Radiat Oncol Biol Phys,2001,50(5):1 181-1 189.