論文（英文）
Truth-telling to Patients with Advanced Cancer: A Comparison between Cancer center, University Hospitals, General City Hospitals, and Private General Practitioners in Japan
Morita S, Kobayashi M, Oba K, Ichihara T, Nakao A, Sakamoto J. Truth-telling to Patients with Advanced Cancer: A Comparison between Cancer center, University Hospitals, General City Hospitals, and Private General Practitioners in Japan. Ann Cancer Res Therap 2006; 14: 1-11.