Tsuda, Yusuke
Yasunaga, Hideo
Horiguchi, Hiromasa
Fushimi, Kiyohide
Kawano, Hirotaka
Tanaka, Sakae
Funding for this research was provided by:
Grants for Research on Policy Planning and Evaluation from the Ministry of Health, Labour and Welfare, Japan (H27-Policy-Designated-009 and H27-Policy-Strategy-)