Kanji Mori, Tokuhiro Chano, Keiji Matsumoto, Michihito Ishizawa, Yoshitaka Matsusue and Hidetoshi Okabe*
* Corresponding author: Hidetoshi Okabe okabe@belle.shiga-med.ac.jp
BMC Musculoskeletal Disorders 2004, 5:20 doi:10.1186/1471-2474-5-20
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