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Stages of the ID/ED test. (a) Stimuli presented in stages 1 and 2. (b) Stimuli presented in stage 3. (c) Stimuli presented in stages 4 and 5. (d) Stimuli presented in stages 6 and 7. (e) Stimuli presented in stages 8 and 9. Reproduced with kind permission of Cambridge Cognition Limited © Copyright 2008, all rights reserved
