Clinical phenotype and prevalence of hereditary nonpolyposis colorectal cancer syndrome in Chinese population

Table 1 Condition of all chosen papers and their studied districts.

Number	First authors	District	Source of references
1	Zhen-Jun Wang	Beijing	Journal of Coloproctological Surgery,2001, 7(3): 3-4
2	Ding-Cun Luo	Zhejiang	China Oncology, 2000, 10(2): 145-146, 152
3	Shi-Lin Wang	Beijing	Journal of General Hospital of Air Force, 2000, 16(1):33-34,37
4	Yan-Ting Jian	Guangdong	J First Mil Med Univ, 2001, 21(1): 15-16
5	Shi-Xin Xu	Jiangsu	China Oncology, 1998, 8(1): 56-58
6	Shan-Jing Mo	Shanghai	Chin J Dig, 1996, 16(6): 326-328
7	Jian-Sheng Li	Zhejiang	Journal of Practical Oncology, 2000, 15(1): 46-47
8	Meng-Hong Sun	Shanghai	Natl Med J China, 2001, 81(20): 1268-1269
9	Zhi-Zhuang Li	Shandong	Acta Academiae Medicinae Nantong, 2001,21(4):437
10	Chen-Yi Wang	Hunan	Hunan Medical Journal, 1998, 15(1): 64
11	Gang Ye	Zhejiang	Medical Journal of Ningbo, 1997, 9(5): 226
12	Liang Xu	Sichuan	The Practical Journal of Cancer, 2002,17(4): 395-397
13	Zhen-Jun Wang	Beijing	Chin J Gastrointest Surg, 2000, 3(4): 217-219
14	Yi-Tao Jia	Hebei	Chin J Med Genet, 1999, 16(3): 200
15	Hei-Ying Jin	Shanghai	J Clin Surg, 2001, 9(6): 356-357
16	Shi-Lin Wang	Beijing	Journal of Oncology, 2002, 8(1): 24-26
17	Guo-Fu Chen	Zhejiang	China Oncology, 2003, 13(3): 240-242
18	Li-Xin Liu	Beijing	Chinese Journal of Coal Industry Medicine, 2002, 5(7):643-644
19	SC Wei	Taiwan	J Formos Med Assoc, 2002, 101(3): 206-209
20	San-Jun Cai	Shanghai	World J Gastroenterol, 2003, 9(2): 284-287
21	Gang Chen	Tianjin	Chinese Journal of Clinical Oncology, 2003, 30(4):247-249
22	Hua-Wei Jin	Guangdong	Chinese Journal of Practical Surgery, 2000, 20(4): 231-232
23	Zhi-Qiang Xue	Guangdong	Guangdong Medical Journal, 2003, 24(7): 752-753
24	Shi-Lin Wang	Beijing	Chin J Gen Surg, 2000, 15(11): 667-668