ADNI Research Cores
MRI Core News
The ADNI MRI core has uncovered a potential concern about the accuracy of image scaling in the frequency encode direction on Philips 1.5T systems. This problem is currently under investigation. For the time being, we suggest that investigators use this particular data judiciously. This message will be updated as more information becomes available.
PET Core News
Data Recall Advisory
From time to time, our PET Quality Control process identifies data as faulty that have already been posted and downloaded by users. We are not able to notify individual investigators of these problems. Therefore, any investigators working with PET data should regularly check the following site for notification of faulty data, and this data should be removed from all analyses until it has been corrected and reposted.
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