Use of Assistive Devices and Adaptations by Individuals with Fibrodysplasia Ossificans Progressiva (FOP): Data from a Global Natural History Study - Hsiao, EC; Semler, JO; Al Mukaddam, M; Baujat, G; De Cunto, C; Keen, R; Pignolo, RJ; Harnett, K; Marino, R; Kaplan, FS (Osteologie, 2021)