Table 2.

The top 10 countries and institutions contributed to cancer gene therapy.

No.	Country	Publications	Institution	Publications
1	Peoples R China	1,693	Sichuan Univ	107
2	USA	1,203	Chinese Acad Sci	101
3	Germany	215	Shanghai Jiao Tong Univ	88
4	South Korea	197	Zhejiang Univ	82
5	Japan	190	Jilin Univ	82
6	Iran	183	Harvard Med Sch	78
7	England	178	Sun Yat Sen Univ	65
8	Spain	156	Tabriz Univ Med Sci	52
9	India	141	Johns Hopkins Univ	51
10	Italy	138	Nanjing Med Univ	47