Husebo, Bettina S., Wilco P. Achterberg, Frank Lobbezoo, Miriam Kunz, Stefan Lautenbacher, Judith Kappesser, Catalina Tudose, and Liv Inger Strand. “Pain in Patients With Dementia: A Review of Pain Assessment and Treatment Challenges”. Norsk Epidemiologi 22, no. 2 (November 29, 2012). Accessed April 16, 2024. https://www.ntnu.no/ojs/index.php/norepid/article/view/1572.