ITO, ATSUSHI. Health care cost reduction by controlling the number of hospital outpatients in Japan. Advances in Social Sciences Research Journal, [S. l.], v. 3, n. 4, 2016. DOI: 10.14738/assrj.34.1981. Disponível em: https://scholarpublishing.org/journals/index.php/ASSRJ/article/view/6861. Acesso em: 28 may. 2026.