[1] Karolinska Inst, Procome Res Grp, Dept Learning Informat Management & Eth, Med Management Ctr, SE-17177 Stockholm, Sweden
[2] Ctr Epidemiol & Community Med CES, Unit Implementat & Evaluat, Stockholm, Region Stockhol, Sweden
[3] Linkoping Univ, Dept Hlth Med & Caring Sci, Div Soc & Hlth, Linkoping, Sweden