Elberg Dengsø, Kristine, Tine Tjørnhøj-Thomsen, Susanne Oksbjerg Dalton, Bo Marcel Christensen, Jens Hillingsø, and Thordis Thomsen. 2019. “It’s All about the CA-19-9. A Longitudinal Qualitative Study of patients’ Experiences and Perspectives on Follow-up After Curative Surgery for Cancer in the Pancreas, Duodenum or Bile-Duct”. Acta Oncologica 58 (5):642-49. https://doi.org/10.1080/0284186X.2018.1562212.