Affiliation: | 1. Department of Clinical Immunology, Aarhus University Hospital, Aarhus, Denmark;2. Department of Clinical Immunology, Naestved Hospital, Naestved, Denmark;3. Department of Clinical ImmunologyCopenhagen University Hospital;4. Department of Epidemiology Research, Statens Serum Institut, Copenhagen, Denmark;5. Department of Medical Epidemiology and BiostatisticsKarolinska Institutet;6. Hematology Centre, Karolinska University Hospital, Stockholm, Sweden |