[1] Linkoping Univ, Fac Hlth Sci, Dept Social & Welf Studies, S-60174 Norrkoping, Sweden
[2] Katholieke Univ Leuven, Ctr Hlth Serv & Nursing Res, Louvain, Belgium
[3] Copenhagen Univ Hosp, Ctr Heart, Copenhagen, Denmark
[4] Haukeland Hosp, Dept Heart Dis, Bergen, Norway
[5] Ninewells Hosp, Dept Cardiol, Dundee, Scotland
[6] Univ Dundee, Sch Nursing & Midwifery, Dundee DD1 4HN, Scotland
[7] Jonkoping Univ, Sch Hlth Sci, Jonkoping, Sweden
[8] Australian Catholic Univ, Cardiovasc Res Ctr CvRC, Melbourne, Vic, Australia
[9] Univ Basel, Inst Nursing Sci, Basel, Switzerland
[10] Erasmus MC, Clin Epidemiol Unit, Dept Cardiol, Rotterdam, Netherlands
[11] Linkoping Univ, Fac Hlth Sci, Dept Med & Hlth Sci, Div Nursing Sci, Linkoping, Sweden
[12] Cty Council Ostergotland, Dept Cardiol UHL, Linkoping, Sweden