1 Center for Infectious Medicine, Department of Medicine, Karolinska Institutet, Karolinska University Hospital Huddinge, Stockholm, Sweden. Electronic address: dominic.paquin-proulx@ki.se.
2 Division of Clinical Immunology and Allergy, University of São Paulo School of Medicine, São Paulo, Brazil.
3 Hospital Albert Einstein, São Paulo, Brazil.
4 Center for Infectious Medicine, Department of Medicine, Karolinska Institutet, Karolinska University Hospital Huddinge, Stockholm, Sweden.