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Differences in default mode network connectivity between the PiB‐negative and PiB‐positive Down's syndrome groups (PiB‐negative > PiB‐positive). The reverse contrast is not shown. PiB –ve, PiB‐negative; PiB +ve, PiB‐positive; RMTG, right middle temporal gyrus; RPCUN, right precuneus [Color figure can be viewed at http://wileyonlinelibrary.com]
