1. Community Pharmacy, School of Pharmaceutical Sciences, University of Geneva, University of Lausanne, Switzerland.
2. Community Pharmacy, University of Lausanne, Switzerland.
3. Department of Ambulatory Care and Community Medicine, University of Lausanne, Switzerland.
4. Institute for Social and Preventive Medicine, University of Lausanne, Switzerland.
5. Swiss HIV Cohort Study, Data Centre, Lausanne, Switzerland.
6. Infectious Disease Service, CHUV, University of Lausanne, Switzerland.