[1
]Children’s Hospital Los Angeles, Keck School of Medicine, University of Southern California,
Los Angeles, CA;
[2
]Great Ormond Street Hospital, London, United Kingdom;
[3
]Genentech, Inc, South San Francisco, CA;
[4
]Children’s Healthcare of Atlanta, Emory University, Atlanta, GA;
[5
]Institute of Experimental Hematology and Transfusion Medicine, University of Bonn,
Bonn, Germany;
[6
]Hospital Universitario La Paz, Autónoma University, Madrid, Spain;
[7
]National Health Laboratory Service (NHLS), Charlotte Maxeke Johannesburg Academic
Hospital, University of the Witwatersrand, Johannesburg, South Africa;
[8
]Bloodworks Northwest, Seattle, WA;
[9
]School of Medicine Hemophilia and Thrombosis Center, Anschutz Medical Campus, University
of Colorado, Aurora, CO;
[10
]F. Hoffmann–La Roche Ltd, Basel, Switzerland;
[11
]Department of Pediatrics, Nara Medical University, Kashihara, Japan; and
[12
]Angelo Bianchi Bonomi Hemophilia and Thrombosis Centre, Ospedale Maggiore Policlinico,
Fondazione Istituto di Ricovero e Cura a Carattere Scientifico (IRCCS) Ca’ Granda,
Milan, Italy