1. Michigan Psychedelic Center, University of Michigan, Ann Arbor, MI, USA
2. Central Michigan University, Mount Pleasant, MI, USA
3. Center for Psychedelic Drug Research and Education, The Ohio State University, Columbus, OH, USA
4. Johns Hopkins University, Baltimore, MD, USA
5. University at Albany, Albany, NY, USA
6. University of California, San Francisco, CA, USA
7. San Francisco VA Medical Center, San Francisco, CA, USA