T. Mizukami reports receiving research grants from Boston Scientific; and speaker fees from Abbott, CathWorks, and Boston Scientific. H. Matsuo has received consulting fees from Kaneka and Zeon; and speaker fees from Abbott, Boston Scientific, Philips, and Amgen. B. Ko has received consulting fees from Canon Medical, Abbott, and Medtronic. D. Perera has received research grant support from Abbott, HeartFlow, and Philips. S. Biscaglia received research grants provided by Sahajanand Medical Technologies, Medis Medical Imaging Systems, Eukon S.r.l., Siemens Healthineers, GE HealthCare, and Insight Lifetech. A.M. Leone reports receiving consultancy fees from Abbott; and honoraria for sponsored symposiums from Abbott, Medtronic, and Abiomed. J. Escaned is supported by the Intensification of Research Activity project INT22/00088 from Spanish Instituto de Salud Carlos III; and received speaker and advisory board member fees from Abbott and Philips. G. Campo reported receiving grants from Sahajanand Medical Technologies, GE HealthCare, Siemens Healthineers, Insight Lifetech, Abbott, and Amgen outside the submitted work. T. Amano reports receiving lecture fees from Astellas Pharma, AstraZeneca, Bayer, Daiichi Sankyo, and Bristol-Myers Squibb. T. Shinke received personal fees and research grants from Abbott. Z. Ali reports institutional grant support from Abbott, Abiomed, Acist, Amgen, Boston Scientific, CathWorks, Canon, Conavi, HeartFlow, Inari, Medtronic, National Institute of Health, Nipro, Opsens Medical, Medis Medical Imaging, Philips, Shockwave Medical, Siemens Healthineers, SpectraWAVE, and Teleflex; consulting fees from Abiomed, AstraZeneca, Boston Scientific, CathWorks, Opsens, Philips, Shockwave Medical; and equity in Elucid, Lifelink, SpectraWAVE, Shockwave Medical, and VitalConnect. B. De Bruyne reports receiving consultancy fees from Boston Scientific and Abbott; and research grants from Coroventis Research, Pie Medical Imaging, CathWorks, Boston Scientific, Siemens Healthineers, HeartFlow, and Abbott. N.P. Johnson received internal funding from the Weatherhead PET Center for Preventing and Reversing Atherosclerosis; has received significant institutional research support from St. Jude Medical (CONTRAST, NCT02184117) and Philips Volcano Corporation (DEFINE-FLOW, NCT02328820) for other studies using intracoronary pressure and flow sensors; has an institutional licensing agreement with Boston Scientific for the smart-minimum FFR algorithm (now commercialised under 510(k) K191008); and has patents pending on diagnostic methods for quantifying aortic stenosis and TAVI physiology, and on methods to correct pressure tracings from fluid-filled catheters. C. Collet reports receiving research grants from Biosensors, Coroventis Research, Medis Medical Imaging, Pie Medical Imaging, CathWorks, Boston Scientific, Siemens Healthineers, HeartFlow, and Abbott; and consultancy fees from HeartFlow, Opsens, Abbott, and Philips/Volcano. A. Jeremias has received consulting fees from Canon, Artrya Medical, and Boston Scientific. The other authors have no conflicts of interest to declare.