Efficacy of ultrasound in the treatment of osteoarthri tis of the knee.
PMID:
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Yang PF, Li D, Zhang SM, Wu Q, Tang J, Huang LK, Liu W, Xu XD, Chen SR.
Orthop Surg. 2011 Aug;3(3):181-7. doi: 10.1111/j.1757-7861.2011.00144.x.
PMID:22009649