Hellsing Kristoffer, Bernet Catarina, and Lindbäck Annika. “Experiences from a Laboratory Evaluation of a Solid Phase Analytical System”. Upsala Journal of Medical Sciences 91, no. 2 (September 1, 1986): 221. Accessed February 19, 2025. https://ujms.net/index.php/ujms/article/view/6948.