[1] Univ Debrecen, Dept Family & Occupat Med, Fac Med, Moricz Zs Krt 22,4002,Post Box 400, H-4032 Debrecen, Hungary
[2] Semmelweis Univ, Dept Family Med, Fac Med, Budapest, Hungary
[3] Kenezy Univ Hosp, Debrecen, Hungary
[4] Irinyi Primary Care Hlth Ctr, Kecskemet, Hungary
[5] Univ Debrecen, Doctoral Sch Hlth Sci, Debrecen, Hungary