1. Magnetic Resonance Research Center (MRRC), Yale University, New Haven, CT, USA
2. Quantitative Neuroscience with Magnetic Resonance (QNMR) Core Center, Yale University, New Haven, CT, USA
3. Department of Radiology & Biomedical Imaging, Yale University, New Haven, CT, USA
4. Department of Biomedical Engineering, Yale University, New Haven, CT, USA
5. Center of Functionally Integrative Neuroscience, Aarhus University, Aarhus, Denmark
6. Department of Nuclear Medicine and PET, Aarhus University Hospital, Aarhus, Denmark
7. Department of Neuroscience and Pharmacology, University of Copenhagen, Copenhagen, Denmark