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Schoeni-Affolter, F.; Ledergerber, B.; Rickenbach, M.; Rudin, C.; Günthard, H. F.; Raio, L. (2010). Cohort profile: the Swiss HIV Cohort study. International journal of epidemiology, 39(5), pp. 1179-1189. Oxford: Oxford University Press 10.1093/ije/dyp321