- Robert P Hartman: Department of Radiology, Mayo Clinic, 200 First Street SW, Rochester, MN, 55905, United States. Electronic address: Hartman.Robert@mayo.edu.
- Akira Kawashima: Department of Radiology, Mayo Clinic, 13400 E Shea Blvd, Scottsdale, AZ, 85259, United States. Electronic address: Kawashima.Akira@mayo.edu.