Conflict of interest
C. B. Sirlin received industry research grants from Bayer, Guerbet, Siemens, GE, Supersonic, Arterys; and has consulting and service agreements with Alexion, AstraZeneca, Bioclinica, BMS, Bracco, Celgene, Fibrogen, Galmed, Genentech, Genzyme, Gilead, Icon, Intercept, Isis, Janssen, NuSirt, Perspectum, Pfizer, Profil, Sanofi, Shire, Synageva, Tobira, Takeda, Virtual Scopics. V. Chernyak, C. S. Santillan, and D. Papadatos declare that they have no other conflicts of interest.
Ethical approval
This article does not contain any studies with human participants or animals performed by any of the authors.