[1] Karolinska Univ Hosp, Karolinska Inst, Dept Lab Med, Div Clin Immunol,Unit Clin Nursing Res & Clin Res, SE-14186 Stockholm, Sweden
[2] Japanese Red Cross Inst Humanitarian Studies, Tokyo, Japan
[3] Karlstad Univ, Dept Hlth Sci, Fac Hlth Sci & Technol, Karlstad, Sweden
[4] Dalama Univ, Sch Educ Hlth & Social Studies, Falun, Sweden
[5] Uppsala Univ, Dept Med Sci Clin Diabetol & Metab, Uppsala, Sweden
[6] Univ Gothenburg, Sahlgrenska Acad, Inst Hlth & Care Sci, Gothenburg, Sweden
[7] Ostfold Univ Coll, Holden, Norway
[8] Sophiahemmet Univ, Stockholm, Sweden
[9] Hedmark Univ Coll, Hedmark, Norway
[10] Cty Council Varmland, Primary Care Res Unit, Karlstad, Sweden
[11] Uppsala Univ, Dept Publ Hlth & Caring Sci, Uppsala, Sweden
[12] Univ Gavle, Fac Hlth & Occupat Studies, Gavle, Sweden
[13] Karolinska Inst, Dept Neurobiol Care Sci & Soc, Dept Nursing, Stockholm, Sweden