Ford, Jennifer, Ana Hategan, James A. Bourgeois, and Daniel K. Tisi. “Hypovitaminosis D: A Contributor to Psychiatric Disorders in Elderly?”. Canadian Geriatrics Journal 15, no. 3 (August 1, 2012): 80–84. Accessed April 26, 2024. https://cgjonline.ca/index.php/cgj/article/view/39.