[1] Univ Debrecen, Fac Med, Dept Publ Hlth & Epidemiol, H-4000 Debrecen, Hungary
[2] Univ Debrecen, Doctoral Sch Hlth Sci, H-4000 Debrecen, Hungary
[3] Haramaya Univ, Coll Hlth & Med Sci, Dept Environm Hlth Sci, POB 235, Harar, Ethiopia
[4] United Arab Emirates Univ, Coll Med & Hlth Sci, Inst Publ Hlth, Al Ain 999041, U Arab Emirates