• Aboriginal children living a semi-traditional lifestyle ... were shown to be the critical group for radiation protection purposes

• The inhalation of plutonium dust presents the most significant potential health hazard arising from residual contamination of the Maralinga area

• If in time the Maralinga Tjarutja were to move towards a more European lifestyle, the doses calculated would be overestimates

• Most of the data required for a comprehensive treatment of these issues is lacking, and possible effects on assessed dose must be considered as part of the uncertainty in the calculations.