T. Noike

Effect of vitamin D supplementation in the institutionalized elderly

N. Tsugawa, T. Okano, Kiyoshi Tanaka, 2009, Journal of Bone and Mineral Metabolism.

Improvement of vitamin D status in Japanese institutionalized elderly by supplementation with 800 IU of vitamin D(3).

Kazumasa Omura, N. Tsugawa, T. Okano, 2009, Journal of nutritional science and vitaminology.