Gjelsvik, Ylva Maria, Tom Børge Johannesen, Giske Ursin, and Tor Åge Myklebust. “A Nationwide, Prospective Collection of Patient Reported Outcomes in the Cancer Registry of Norway”. Norsk Epidemiologi 30, no. 1-2 (October 12, 2022). Accessed April 25, 2024. https://www.ntnu.no/ojs/index.php/norepid/article/view/4977.