Kazuo Ogawa*, Tatsushi Omatsu, Chinami Matsumoto, Naoko Tsuchiya, Masahiro Yamamoto, Yuji Naito and Toshikazu Yoshikawa
* Corresponding author: Kazuo Ogawa ogawa_kazuo@mail.tsumura.co.jp
BMC Complementary and Alternative Medicine 2012, 12:118 doi:10.1186/1472-6882-12-118
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