Chalya, P. L., Rambau, P., Mabula, J. B., Kanumba, E. S., Giiti, G. and Gilyoma, J. M. (2011) “Patterns and outcome of surgical management of goitres at Bugando Medical Centre in northwestern Tanzania”, Tanzania Journal of Health Research, 13(3), pp. 242–251. doi: 10.4314/thrb.v13i3.56443.