Department of Cardiology, University Medical Center Groningen, PO Box 30.001, 9700 RB Groningen, The Netherlands, Tel: (+31)50 3613429, Fax: (+31)50 3614391, Email: t.jaarsma@thorax.umcg.nl
Co-Editors
B. Fridlund
Centre for Health Promotion Research, Halmstad University, PO Box 823, S-301 18 Halmstad, Sweden, Tel: (+46)35 16 71 00, Fax: (+46)35 15 62 70, Email: bengt.fridlund@omv.lu.se