1. Molecular Imaging Branch, National Institute of Mental Health, National Institutes of Health, Building 10, Room B3 C346A, 10 Center Drive, Bethesda, Maryland 20892, United States
2. Eli Lilly & Co., Lilly Research Laboratories, Indianapolis, Indiana 46285, United States
3. Lilly S.A., Avenida de la Industria 30, 28108-Alcobendas, Madrid, Spain