而现在的试验含safety评估的成分， 说明老肖作了2000多例了，此手术安全性不明， 要再做16例！！！老肖就差16例？ 2000例和2016例的差别！ 你们都明白我再说什么！！

http://sci.rutgers.edu/forum/showthread.php?t=132379

The reason is simple: 10 patient's results in USA are more valuable and more convincing than 10,000 cases in China where high quality followups are difficult to obtain.

你算算, 2000个中国病人, 相对16个美国病人是不是很少?