Institution: | E.G.S. Mumghamba, Department of Restorative Dentistry, School of Dentistry, Muhimbili University College of Health Sciences, Dar es Salaam, Tanzania K.P. Manji, Department of Pediatrics and Child Health, School of Medicine, Muhimbili University College of Health Sciences, Dar es Salaam, Tanzania J. Michael, Dental Department, Muhimbili National Hospital, Dar es Salaam, Tanzania |