Mads Hald Andersen1,2. 1. Center for Cancer Immune Therapy (CCIT), Department of Hematology, Copenhagen University Hospital, Herlev, DK-2730, Herlev, Denmark. mads.hald.andersen@regionh.dk. 2. Department of Immunology and Microbiology, University of Copenhagen, Copenhagen, Denmark. mads.hald.andersen@regionh.dk.