[1] Univ Sains Islam Malaysia, Fac Med & Hlth Sci, Dept Primary Hlth Care, Publ Hlth Unit, Nilai, Malaysia
[2] Univ Sains Islam Malaysia, Fac Med & Hlth Sci, Afiyah Res Grp, Nilai, Malaysia
[3] Univ Malaya, Fac Med, Ctr Epidemiol & Evidence Based Practice, Dept Social & Prevent Med, Kuala Lumpur, Malaysia
[4] Minist Hlth Malaysia, Natl Ctr Excellence Mental Hlth, Cyberjaya, Malaysia
[5] Natl Inst Hlth, Inst Hlth Syst Res IHSR, Shah Alam, Malaysia
[6] Minist Hlth Malaysia, Dis Control Div, Tobacco Control Unit, Putrajaya, Malaysia
[7] Minist Hlth Malaysia, Family Hlth Dev Div, Putrajaya, Malaysia
[8] Univ Sains Islam Malaysia, Fac Med & Hlth Sci, Dept Primary Hlth Care, Publ Hlth Unit, Nilai 71800, Negeri Sembilan, Malaysia