[1] Bielefeld Univ, Sch Publ Hlth, Dept Epidemiol & Int Publ Hlth, Bielefeld, Germany
[2] Bielefeld Univ, Res Inst Social Cohes, Bielefeld, Germany
[3] Univ Coll Cork, Sch Publ Hlth, Cork, Ireland
[4] Med Univ Gdansk, Gdanks, Poland
[5] Univ Twente, Fac Behav Management & Social Sci, Dept Psychol Hlth & Technol, Enschede, Netherlands
[6] Jagiellonian Univ Med Coll, Inst Publ Hlth, Fac Hlth Sci, Dept Nutr & Drug Res, Krakow, Poland
[7] Med Univ Gdansk, Dept Publ Hlth & Social Med, Gdansk, Poland