Author contributions
C.O. formulated the study question. C.O. and M.D. designed the study. M.D. and A.R. collected data. M.D. and D.S. analyzed the data. M.D. wrote the paper. All authors contributed drafting the final version of the manuscript, have read it and approve of its submission for publication.
Disclosure statement
MBD and AR have nothing to disclose. DS has received honoraria for ad hoc advisory boards from Roche, Janssen, Abbvie, Gilead, Celgene, Novartis, AstraZeneca, Amgen, Sandoz, and Teva. CO has received honoraria from AbbVie, Astrazeneca, Janssen, Gilead, Roche, Merck, Servier, and Novartis.