This report is designed for health professionals who work in the area of care for people wounded by weapons, who plan such care and who train others to give it. The objectives of the report are to define clearly and justify the elements of first aid and treatment which are appropriate in any situation where there are wounded people; to ensure that health professionals know what constitutes, in the context of care in the field, the right treatment at the right time and in the right place; and to recommend priorities for moving wounded people to a surgical hospital.