[1] Makerere Univ, Coll Hlth Sci, Sch Biomed Sci, Dept Anat, Kampala, Uganda
[2] Makerere Univ, Sch Biomed Sci, Dept Pharmacol, Coll Hlth Sci, Kampala, Uganda
[3] Afr Ctr Systemat Reviews & Knowledge Translat, Kampala, Uganda
[4] Univ KwaZulu Natal, Discipline Dent, Johannesburg, South Africa
[5] Makerere Univ, Coll Hlth Sci, Sch Med, Child Hlth & Dev Ctr, Kampala, Uganda
[6] Makerere Univ, Sch Med, Coll Hlth Sci, Dept Psychiat, Kampala, Uganda
[7] Soroti Univ, Kampala, Uganda
[8] Makerere Univ, Sch Med, Dept Med, Clin Epidemiol Unit,Coll Hlth Sci, Kampala, Uganda
[9] Univ London, Cicely Saunders Inst Palliat Care Policy & Rehabil, Fac Nursing Midwifery & Palliat Care, Kings Coll London, London, England
[10] London Sch Hyg & Trop Med, Fac Epidemiol & Populat Hlth, London, England