[1] Qulturum, Unit Res & Dev Primary Care, SE-55185 Jonkoping, Sweden
[2] Sch Hlth & Sci, Dept Nursing, Jonkoping, Sweden
[3] Linkoping Univ Hosp, Dept Cardiol, S-58185 Linkoping, Sweden
[4] Nyby Primary Care Ctr, Uppsala, Sweden
[5] Sahlgrenska Univ, Dept Geriatr Med, Gothenburg, Sweden
[6] Danderyd Hosp, Dept Clin Sci, Karolinska Inst, Stockholm, Sweden
[7] Lund Univ, Malmo, Sweden
[8] Heart Hlth Grp, Malmo, Sweden