Patient Stories Print New Imaging Technology Inspires One Couple to Invest in Mayo ClinicAfter John Sullivan experienced the benefits of a Choline C-11 PET scan when he had a recurrence of prostate cancer, he and his fianc?e, Sheri Butler, were motivated to become benefactors and advocates for the expansion of Mayo Clinic's Florida campus. The future is clear for John Sullivan of Ocala, Florida, and his fianc?e, Sheri [...] PST-20221321 Home Patient Stories