1. Department of Oncology; ZNA Middelheim; Antwerp Belgium
2. Academic Centre for General Practice/ Department of Public Health and Primary Care; KU Leuven; Leuven Belgium
3. Department of Family Medicine, School CAPHRI; Maastricht University; Maastricht The Netherlands
4. Primary Care Clinical Unit, Faculty of Medicine; The University of Queensland; Brisbane Australia
5. Department of General Medical Oncology; University Hospitals Leuven; Leuven Belgium