APA

Okura T., Plassman B. L., Steffens D. C., Llewellyn D. J., Potter G. G. & Langa K. M. (20110602). Neuropsychiatric symptoms and the risk of institutionalization and death: the aging, demographics, and memory study. : Journal of the American Geriatrics Society.

Chicago

Okura Toru, Plassman Brenda L, Steffens David C, Llewellyn David J, Potter Guy G and Langa Kenneth M. 20110602. Neuropsychiatric symptoms and the risk of institutionalization and death: the aging, demographics, and memory study. : Journal of the American Geriatrics Society.

Harvard

Okura T., Plassman B. L., Steffens D. C., Llewellyn D. J., Potter G. G. and Langa K. M. (20110602). Neuropsychiatric symptoms and the risk of institutionalization and death: the aging, demographics, and memory study. : Journal of the American Geriatrics Society.

MLA

Okura Toru, Plassman Brenda L, Steffens David C, Llewellyn David J, Potter Guy G and Langa Kenneth M. Neuropsychiatric symptoms and the risk of institutionalization and death: the aging, demographics, and memory study. : Journal of the American Geriatrics Society. 20110602.