[1
]Stanford University, CA (T.J.B.).
[2
]NewYork-Presbyterian Hospital/Columbia University Medical Center (Z.A.A.).
[3
]Cardiovascular Research Foundation, New York (Z.A.A., A.M.).
[4
]King’s College Hospital, London, UK (J.M.H.).
[5
]Monash University, Melbourne, Australia (I.T.M.).
[6
]Shockwave Medical, Fremont, CA (U.I.).
[7
]Yale University School of Medicine, New Haven, CT (A.L.).
[8
]St. Bartholomew’s Heart Center, London, UK (A.L.).
[9
]The William Harvey Research Institute, Queen Mary University of London, UK (A.L.).
[10
]Skane University Hospital, Lund, Sweden (M.G.).
[11
]Erasmus University, Rotterdam, The Netherlands (N.M.V.M.).
[12
]St Vincent’s Hospital, Melbourne, Australia (R.W.).
[13
]Clinique Pasteur, Toulouse, France (J.F.).
[14
]University Hospital Careggi, Florence, Italy (C.D.M.).
[15
]Royal Brompton Hospital, London, UK (C.D.M.).