[1] Univ Antwerp, Dept Family Med & Populat Hlth, Antwerp, Belgium
[2] Rawalpindi Med Univ, Inst Psychiat, Rawalpindi, Pakistan
[3] Univ Dundee, Sch Hlth Sci, Dundee, Scotland
[4] Univ York, Dept Hlth Sci, York, England
[5] Inst Trop Med, Dept Publ Hlth, Antwerp, Belgium
[6] Christian Med Coll & Hosp, Vellore, Tamil Nadu, India
[7] South African Noncommunicable Dis Alliance SANCDA, Johannesburg, South Africa