Beerenwinkel, Niko|Montazeri, Hesam|Schuhmacher, Heike|Knupfer, Patrick|von Wyl, Viktor|Furrer, Hansjakob|Battegay, Manuel|Hirschel, Bernard|Cavassini, Matthias|Vernazza, Pietro|Bernasconi, Enos|Yerly, Sabine|Böni, Jürg|Klimkait, Thomas|Cellerai, Cristina|Günthard, Huldrych F|Swiss HIV Cohort Study