1. Department of Ambulatory Care and Community Medicine, University Hospital of Lausanne, Av du Bugnon 44, 1011 Lausanne, Switzerland
2. Department of Ambulatory Care and Community Medicine, and Infectious Diseases Service, University Hospital of Lausanne, Av du Bugnon 44, 1011 Lausanne, Switzerland
3. Service of Clinical Pharmacology, University Hospital of Lausanne, Av du Bugnon 17, 1011 Lausanne, Switzerland
4. Laboratory and Service of Clinical Pharmacology, University Hospital of Lausanne, Av du Bugnon 19, 1011 Lausanne, Switzerland