Ito-Ihara, Toshiko; Hong, Jeong-Hwa; Kim, Ock-Joo; Sumi, Eriko; Kim, Soo-Youn; Tanaka, Shiro; Narita, Keiichi; Hatta, Taichi; Choi, Eun-Kyung; Choi, Kyu-Jin; Miyagawa, Takuya; Minami, Manabu; Murayama, Toshinori; Yokode, Masayuki
BMC Medical Research Methodology, 13(1):130