M-ficolin: a valuable biomarker to identify leukaemia from juvenile idiopathic arthritis

Ninna Brix^*, Mia Glerup, Steffen Thiel, Clara Elbæk Mistegaard, Regitze Gyldenholm Skals, Lillemor Berntson, Anders Fasth, Susan Mary Nielsen, Ellen Nordal, Marite Rygg, Henrik Hasle, Birgitte Klug Albertsen, Troels Herlin, Nordic Study Group of Pediatric Rheumatology (NoSPeR) group