Professor Bart De Strooper (UK Dementia Research Institute at Ïã¸ÛÁùºÏ²Ê), Professor John Hardy and Dr Cath Mummery (both Ïã¸ÛÁùºÏ²Ê Queen Square Institute of Neurology) and Professor Rob Howard (Ïã¸ÛÁùºÏ²Ê Psychiatry) comment on positive signs from an Alzheimer's drug trial.
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