Blaabjerg , Ole, Per Hyltoft Petersen, Mogens Blom, Kerttu Irjala, Adam Uldall, Hanne Gry, Karla Mattila, Irma Matinlauri, Erik Lund, and Jens Rahbek Nørgaard. 1994. “Common Reference Intervals for Plasma Proteins in the Nordic Countries”. Upsala Journal of Medical Sciences 99 (3):357-62. https://doi.org/10.3109/03009739409179379.