“…and that there is frequently an acute phase in any refugee settlement (Nelder, 19791, in general, whilst many of the principles of acute and chronic disasters may be similar, the details and emphasis differ (Gerace, 1979;Glass et al, 1980;Kates et al, 1973;Lechat, 1979). Thus, acute disasters and mass casualties, resulting from either natural or man-made catastrophes, tend to require an orientation towards pre-disaster planning, early warning systems, primary prevention (for example anti-seismic engineering), the training of people in high risk areas; the provision of specialist equipment, and the availability of teams skilled in the establishment of emergency services and the principles of triage (Adler, 1979;Fisher, 1978;Mackay, 1975;D'Souza, 1980;Pan American Health Organization, 1981).…”