Lännerström , Linda, Inger K. Holmström, Kurt Svärdsudd, and Thorne Wallman. “Possible Causes of Experiencing Problems With Sick Leave Questions in Telephone Nursing”. Upsala Journal of Medical Sciences 122, no. 4 (October 18, 2017): 249–253. Accessed March 31, 2026. https://ujms.net/index.php/ujms/article/view/6224.