Moxibustion for stroke rehabilitation

I can't see any use for this unless we are talking about extra sensation caused by the pain this produces.
http://onlinelibrary.wiley.com/doi/10.1002/14651858.CD011294/abstract;jsessionid=3D70EFD25291A47E66E1B73978E7FFC1.f04t03?

Abstract

This is the protocol for a review and there is no abstract. The objectives are as follows:
To evaluate the evidence for or against the effectiveness of moxibustion as an adjunctive or as sole therapy for reducing death and disability after stroke.

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