1. Department of Primary Care & General Practice, University of Birmingham, Birmingham, U.K.
2. Ochsner Clinic Foundation, New Orleans, Louisiana
3. Société Française de Médecine Générale, Issy les Moulineaux, France
4. Profil Institute for Clinical Research, Chula Vista, California
5. Department of Primary Health Care, Göteborg University, Göteborg, Sweden
6. Faculty of Medicine, University of Calgary, Calgary, Alberta, Canada
7. Aventis Pharma, Bridgewater, New Jersey
8. Pfizer, Karlsruhe, Germany