CONFLICT OF INTEREST STATEMENT Katrien Benhalima reports research funding and receipt of study devices from Medtronic for the investigator-initiated CRISTAL study, and receipt of study devices from Dexcom, has received study medication from Novo Nordisk for the investigator-initiated SERENA study, and consulting fees from Astrazeneca and Lilly, and has served on the speaker bureau for Novo Nordisk, AstraZeneca and Medtronic. Jennifer M.