Chaichan Sangdee , Supanimit Teekachunhatean , Kanit Sananpanich , Nantawit Sugandhavesa , Siripong Chiewchantanakit , Suwalee Pojchamarnwiputh and Subhachai Jayasvasti
BMC Complementary and Alternative Medicine 2002, 2:3doi:10.1186/1472-6882-2-3