Andreas ER Fasth1
, Omri Snir1
, Anna AT Johansson1
, Birgitta Nordmark1
, Afsar Rahbar2
, Erik af Klint1
, Niklas K Björkström3
, Ann-Kristin Ulfgren1
, Ronald F van Vollenhoven1
, Vivianne Malmström1*
and Christina Trollmo1* 
1
Rheumatology Unit, Department of Medicine, Karolinska Institutet, Karolinska University Hospital, Stockholm, Sweden
2
Department of Medicine, Center for Molecular Medicine, Karolinska Institutet, Karolinska University Hospital, Stockholm, Sweden
3
Center for Infectious Medicine, Department of Medicine, Karolinska Institutet, Karolinska University Hospital Huddinge, Stockholm, Sweden