Larsson Anders, Flodin Mats, and Kollberg Hans. “Increased Serum Concentrations of Carbohydrate-Deficient Transferrin (CDT) in Patients With Cystic Fibrosis”. Upsala Journal of Medical Sciences 103, no. 3 (December 31, 1998): 231-236,. Accessed March 29, 2024. https://ujms.net/index.php/ujms/article/view/6615.