【Short Communications】
The Diagnosis Procedure Combination based situation analysis of surgical intervention for pituitary tumor in Japan
Shinya Matsuda, Keiji Muramatsu, Kenji Fujimori, Tatsuhiko Kubo, Hiromasa Horiguchi and Kiyohide Fushimi
【Originals】
Refinement of DPC classification of psychiatric disorders
Shinya Matsuda, Keiji Muramatsu, Kenji Fujimori, Tatsuhiko Kubo, Hiromasa Horiguchi and Kiyohide Fushimi
【Originals】
Importance of psychiatric disorders as comorbidities and complications among the acute in-patient cases in Japan
Genki Murakami, Shinya Matsuda1, Keiji Muramatsu, Kenji Fujimori, Tatsuhiko Kubo, Yoshihisa Fujino, Kenshi Hayashida and Kiyohide Fushimi
【Review】
Clinical Epidemiology and Health Services Research using the Diagnosis Procedure Combination Database in Japan
Hideo Yasunaga, MD, PhD, Hiroki Matsui, MPH, Hiromasa Horiguchi, PhD, Kiyohide Fushimi, MD, PhD, Shinya Matsuda, MD, PhD