1. University of Antwerp ; Centre for General Practice; Universiteitsplein 1 Antwerpen Belgium 2610
2. University of Antwerp; Centre for General Practice; Antwerpen Belgium
3. GP; General Practitioner; Paardenmarkt, 87 bus 1 Antwerp Belgium 2000
4. University of Warwick; Centre for Primary Health Care Studies; Coventry UK CV4 7AL
5. Warwick Medical School, University of Warwick; Health Sciences Research Institute; Coventry UK CV4 7AL