Dr Krumholz has received research grants from Johnson and Johnson, Agency for Healthcare Research and Quality, Yale-New Haven Hospital contracts, NHLBI, and National Institute of Biomedical Imaging and Bioengineering, Novartis (unpaid), and Pfizer (unpaid); has received consultant fees/honoraria from Element Science, Eyedentify, and Journal Watch Cardiology; and has ownership interest/partnership/principal in Refactor Health. Dr Ky has received research funding from Pfizer, NIH, PCORI, and AHA.