Hentzer, B, T Kobayasi, and G. Asboe-Hansen. “Ultrastructure of Dermal Connective Tissue in Fibrodysplasia Ossificians Progressiva”. Acta Dermato-Venereologica 57, no. 6 (November 1, 1977): 477–485. Accessed June 19, 2026. https://medicaljournalssweden.se/actadv/article/view/17399.