1. Department of Medicine, University of Toronto, Toronto, Canada.
2. Department of Medicine, University Health Network, Toronto, Canada.
3. The Peter Gilgan Centre for Women's Cancers, Women's College Hospital, Toronto, Canada.
4. Department of Family Practice, The Peter Gilgan Centre for Women's Cancers, Women's College Hospital, Toronto, Canada.
5. After Cancer Treatment Transition Clinic, Women's College Hospital, Toronto, Canada.
6. Thyroid Program, Women's College Hospital, Toronto, Canada.