Affiliation: | 1.Graduate School of Health Sciences, Sapporo Medical University, Sapporo, Japan ;2.Second Division of Physical Therapy, School of Health Sciences, Sapporo Medical University, West 17, South 1, Chuo-ku, Sapporo, Japan ;3.Japan Society for the Promotion of Science, Tokyo, Japan ;4.Second Division of Anatomy, School of Medicine, Sapporo Medical University, Sapporo, Japan ;5.Faculty of Science and Technology, Gunma University, Kiryu, Japan ; |