1. Immunotherapy Laboratory; Department of Biomedicine; Outpatient Clinic; University Hospital Basel; Basel; Switzerland
2. University Clinic of Infectious Diseases; University Hospital Bern and University of Bern; Bern; Switzerland
3. Swiss HIV Cohort Study Data Center; Lausanne University; Lausanne; Switzerland
4. Division of Infectious Diseases and Hospital Epidemiology; University Hospital Zürich, University of Zürich; Zürich; Switzerland
5. Division of Infectious Diseases; University Hospital Basel; Basel; Switzerland
6. Institute of Microbiology; University Hospital Center; Lausanne; Switzerland
7. University Clinic of Infectious Diseases; University Hospital of Geneva; Geneva; Switzerland
8. Immunobiology Laboratory; Department of Biomedicine; University Hospital Basel; Basel; Switzerland