[1] Hosp Cent Maputo, Forens Med Serv, 164 Agostinho Neto Ave, Maputo 1100, Mozambique
[2] Eduardo Mondlane Univ, Fac Med, Maputo, Mozambique
[3] Univ South Africa, Inst Social & Hlth Sci, Cape Town, South Africa
[4] Univ South Africa, Violence Injury & Social Asymmetries Res Unit, Cape Town, South Africa
[5] South African Med Res Council, Cape Town, South Africa