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Automatic segmentation of the thalamus using a massively trained 3D convolutional neural network: higher sensitivity for the detection of reduced thalamus volume by improved inter-scanner stability.
Opfer R, Krüger J, Spies L, Ostwaldt AC, Kitzler HH, Schippling S, Buchert R. Opfer R, et al. Among authors: spies l. Eur Radiol. 2023 Mar;33(3):1852-1861. doi: 10.1007/s00330-022-09170-y. Epub 2022 Oct 20. Eur Radiol. 2023. PMID: 36264314 Free PMC article.
Ecstasy-induced reduction of the availability of the brain serotonin transporter as revealed by [11C](+)McN5652-PET and the multi-linear reference tissue model: loss of transporters or artifact of tracer kinetic modelling?
Buchert R, Thiele F, Thomasius R, Wilke F, Petersen K, Brenner W, Mester J, Spies L, Clausen M. Buchert R, et al. Among authors: spies l. J Psychopharmacol. 2007 Aug;21(6):628-34. doi: 10.1177/0269881106071975. Epub 2006 Nov 8. J Psychopharmacol. 2007. PMID: 17092972
Association between fully automated MRI-based volumetry of different brain regions and neuropsychological test performance in patients with amnestic mild cognitive impairment and Alzheimer's disease.
Arlt S, Buchert R, Spies L, Eichenlaub M, Lehmbeck JT, Jahn H. Arlt S, et al. Among authors: spies l. Eur Arch Psychiatry Clin Neurosci. 2013 Jun;263(4):335-44. doi: 10.1007/s00406-012-0350-7. Epub 2012 Sep 1. Eur Arch Psychiatry Clin Neurosci. 2013. PMID: 22940716
Preserved brain metabolic activity at the age of 96 years.
Apostolova I, Lange C, Spies L, Ritter K, Mäurer A, Seybold J, Fiebach JB, Steinhagen-Thiessen E, Buchert R. Apostolova I, et al. Among authors: spies l. Int Psychogeriatr. 2016 Sep;28(9):1575-7. doi: 10.1017/S1041610216000673. Epub 2016 May 10. Int Psychogeriatr. 2016. PMID: 27160670
104 results