[14] Ishii M, Okumura Y, Sugiyama N, Hasegawa H, Noda T, Hirayasu Y, Ito H: Efficacy of shared decision making on treatment satisfaction for patients with first-admission schizophrenia: study protocol for a randomised controlled trial. BMC Psychiatry 14: 111, 2014.
[13] Okumura Y, Sakamoto S: Depression treatment
preferences among Japanese undergraduates: using conjoint analysis.
International Journal of Social Psychiatry 58 (2): 195-203, 2012.
Okumura Y, Shimizu S, Matsumoto T: Prevalence, prescribed quantities, and trajectory of multiple prescriber episodes for benzodiazepines: A 2-year cohort study. Drug and Alcohol Dependence. in press.
Okumura Y, Tachimori H, Matsumoto T, Nishi D: Exposure to psychotropic medications prior to overdose: A case-control study. Psychopharmacology. in press. (2015/5/21)
Okumura Y, Togo T, Fujita J: Trends in use of psychotropic medications among patients treated with cholinesterase inhibitors in Japan from 2002 to 2010. International Psychogeriatrics. in press. (2014/11/10)