[1] Univ Fed Goias, Postgrad Program Hlth Sci, Fac Med, BR-74605050 Goiania, Go, Brazil
[2] UCL, Dept Epidemiol & Publ Hlth, Inst Epidemiol & Hlth Care, London WC1E 6BT, England
[3] Fed Univ Grande Dourados, Postgrad Program Food Nutr & Hlth, Fac Hlth Sci, BR-79804970 Dourados, MS, Brazil
[4] Isfahan Univ Med Sci, Cardiovasc Res Inst, Hypertens Res Ctr, Esfahan 815838899, Iran
[5] Isfahan Univ Med Sci, Cardiovasc Res Inst, Isfahan Cardiovasc Res Ctr, Esfahan 8158388994, Iran
[6] Univ British Columbia, Sch Populat & Publ Hlth, Fac Med, Vancouver, BC V6T 1Z3, Canada