Authors’ addresses
| Bjørgulf Claussen | Department of general practice and community medicine, University of Oslo bjorgulf.claussen@medisin.uio.no | 
| Dino Karabeg, Almira Karabeg | Information Design group, Department of Informatics, University of Oslo, Pb 1080 Blindern, 0316 Oslo, Norway. dino@isy.uio.no | 
| Øivind Larsen | Department of general practice and community medicine, University of Oslo, P.o.box 1130 Blindern, N-0318 Oslo, Norway oivind.larsen@medisin.uio.no | 
| Maurice B. Mittelmark | Research centre for health promotion, University of Bergen maurice.mittelmark@psyhp.uib.no | 
| Magne Nylenna | Department of community medicine and general practice, Norwegian University of Science and Technology (NTNU), N-7489 Trondheim and Directorate of Health and Social Mfairs P.o. box 7000 St Olavs plass, N-0130 Oslo, Norway magne.nylenna@shdir.no | 
| Øyvind Næss | Department of general practice and community medicine, University of Oslo, P.o. box 1130 Blindern, N-0317 Oslo, Norway Oyvind.nass@samfunnsmed.uio.no | 
| Gunnar Tellnes | Department of general practice and community medicine, University of Oslo and Akershus University College, Norway. gunnar.tellnes@medisin.uio.no | 
| Hans Ånstad | Directorate of Health and Social Affairs PO Box 7000 St Olavs plass N-0130 Oslo Norway hans.anstad@shdir.no | 
| Nils Aarsæther | University of Tromsø, Department of planning and community studies N-9037 Tromsø Norway nilsaa@sv.uit.no | 
