The Hemophilia Joint Health Score version 2.1 Validation in Adult Patients Study: A multicenter international study oleh Jean St‐Louis, Audrey Abad, Sharon Funk, Merlyn Tilak, Stephen Classey, Nichan Zourikian, Paul McLaughlin, Sébastien Lobet, Grace Hernandez, Stacie Akins, Anna J. Wells, Marilyn Manco‐Johnson, Judy John, Steve Austin, Pratima Chowdary, Cedric Hermans, Diane Nugent, Nihal Bakeer, Sarah Mangles, Pamela Hilliard, Victor S. Blanchette, Brian M. Feldman