Kazuhiro Hayashi1, Kenji Miki2, 3*, Kenrin Shi4, Masao Yukioka3, 5, Takehiro Hirayama6, Kohei Tsujimoto6, Takao Takeuchi7, Yasuhisa Hayaishi7 and Masahiro Hayaishi7 1Department of Physical Therapy and Rehabilitation Science, Carver College of Medicine, The University of Iowa, United States 2Center for Pain Management, Hayaishi Hospital, Japan 3Faculty of Health Science, Osaka Yukioka College of Health Science, Japan 4Department of Rheumatology, Tenjin Orthopaedics and Rheumatology, Japan...