You said:
"The scientific basis for his surgical procedure was initially developed in the animal laboratory and the results published in peer reviewed journals. Only after years of research was it applied to humans."

Read the sequence below, please:

1994. Rats
Xiao CG, Godec CJ. A possible new reflex pathway for micturition after spinal cord injury. Paraplegia. 1994 May;32(5):300-7.
In order to restore bladder function after spinal cord injury, a controllable new reflex pathway has been established in rats.

1995. Trials on humans started
RealHealthNews:http://www.globalforumhealth.org/realhealthnews/interviews/mar05_chinese%20neurologist.php
in 1995, in very restricted conditions, Xiao began operations on paraplegic miners at the Pingding Mountain Mine

1998. Results on humans published
Xiao CG, Godec CJ, Du MX, et al. A new procedure to restore bladder functions after spinal cord injury: Preliminary report on 14 patients. JOURNAL OF UROLOGY 159 (5): 304 Suppl. S MAY 1998

1999. Cats
Xiao CG, de Groat WC, Godec CJ, Dai C, Xiao Q. "Skin-CNS-bladder" reflex pathway for micturition after spinal cord injury and its underlying mechanisms. J Urol. 1999 Sep;162(3 Pt 1):936-42.
A "skin-CNS-bladder" reflex pathway for inducing micturition after spinal cord injury has been established in cat.

Humans trials started only one year after rats result published and FOUR YEARS BEFORE CATS!

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