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Daniel Berman reports software royalties from QPS software at Cedars-Sinai Medical Center, consulting fees from GE HealthCare, equity in APQ Health Inc, and research grant support to Cedars-Sinai from The Dr. Miriam and Sheldon G. Adelson Medical Research Foundation. Richard Green reports former employment by Cardinal Health. Vasken Dilsizian reports consulting fees from GE HealthCare and CDL Nuclear Technologies. Dr. Dilsizian is also a Section Editor for Current Cardiology Reports. All other authors have reported that they have no relationships relevant to the contents of this paper to disclose. None of the authors report any financial relationship with Curium, and their institutions where relevant have paid full retail price for patient doses of thallium-201. Curium provided information relevant to thallium supply and production and Figure 1 and its legend, which was edited by the authors, but besides from Figure 1 the entire manuscript was written by the authors, and Curium had no input into its authorship or submission.","order":3,"name":"Ethics","label":"Competing interests","group":{"name":"EthicsHeading","label":"Declarations"}}],"article-number":"86"}}