1. Ali, I. and Unruh, H. (1990) Management of empyema thoracis. Ann. Thorac. Surg., 50, 35–59.
2. Amadi, W.E. (1993) Prospective study of empyema thoracis at the University Teaching Hospital, Lusaka, Zambia. University of Zambia School of Medicine, Lusaka, Zambia dissertation.
3. Bartlett, J.G., Gorbach, S.L., Thadepalli, H. et al. (1974) Bacteriology of empyema. Lancet, 2, 338–40.
4. Bayley, A.C. (1990) Surgical pathology of HIV infection: lesson from Africa. Br. J. Surg., 77, 863–8.
5. Benfield, G.F.A. (1981) Recent trends in empyema thoracis. Br. J. Dis. Chest., 75, 358–65.