[1] Charles Univ Prague, Fac Sci, Dept Demog & Geodemog, Albertov 6, Prague 2, Czech Republic
[2] Charles Univ Prague, Fac Sci, Dept Social Geog & Reg Dev, Albertov 6, Prague 2, Czech Republic
[3] Univ Leipzig, Fac Med, Liebigstr, D-04103 Leipzig, Germany
[4] Maastricht Univ, Fac Hlth Med & Life Sci, Minderbroedersberg 4-6, NL-6211 LK Maastricht, Netherlands
[5] Charles Univ Prague, Dept Internal Med, Fac Med 2, V Uvalu 84, Plzen 5, Czech Republic
[6] Norwegian Univ Sci & Technol, Dept Sociol & Polit Sci, Global Hlth Inequal Res CHAIN, Edvard Bulls Veg 1, N-7049 Trondheim, Norway
[7] Natl Inst Publ Hlth, Srobarova 49-48, Prague 10, Czech Republic