Nygaard, Harald A., and Mala Naik. “Use of Psychotropic Drugs in Homes for the Aged in Bergen, Norway: A Comparative Study”. Norsk Epidemiologi 8, no. 2 (October 30, 2009). Accessed May 7, 2024. https://www.ntnu.no/ojs/index.php/norepid/article/view/453.