Byoung-Kab Kang, Tae-Yong Park, Ju A Lee, Tae-Woong Moon, Mi M Ko, Jiae Choi and Myeong S Lee*
* Corresponding author: Myeong S Lee mslee@kiom.re.kr
BMC Complementary and Alternative Medicine 2012, 12:55 doi:10.1186/1472-6882-12-55