[1] Vrije Univ Amsterdam, Amsterdam Univ Med Ctr Amsterdam UMC, Dept Internal Med, Sect Endocrinol,Amsterdam Movement Sci, Amsterdam, Netherlands
[2] Vrije Univ Amsterdam, Amsterdam Univ Med Ctr Amsterdam UMC, Dept Clin Genet & Bone Histomorphol, Amsterdam, Netherlands
[3] Vrije Univ Amsterdam, Amsterdam Univ Med Ctr Amsterdam UMC, Dept Clin Chem, Amsterdam Movement Sci, Amsterdam, Netherlands
[4] Free Univ Berlin, Inst Chem & Biochem, Berlin, Germany
[5] Univ Amsterdam, Acad Ctr Dent Amsterdam ACTA, Dept Periodontol, Amsterdam, Netherlands
[6] Vrije Univ, Amsterdam, Netherlands
[7] Leiden Univ Med Ctr, Dept Cell & Chem Biol, Leiden, Netherlands
[8] Childrens Hosp Philadelphia, Abramson Res Ctr, Div Orthopaed Surg, Translat Res Program Pediat Orthopaed, Philadelphia, PA 19104 USA
[9] Mayo Clin, Dept Med, Rochester, MN USA
[10] Univ Penn, Perelman Sch Med, Dept Orthopaed Surg & Genet, Philadelphia, PA 19104 USA
[11] Univ Penn, Perelman Sch Med, Ctr Res FOP & Related Disorders, Philadelphia, PA 19104 USA
[12] Vrije Univ Amsterdam, Amsterdam Univ Med Ctr Amsterdam UMC, Canc Ctr Amsterdam, Dept Mol Cell Biol & Immunol, Amsterdam, Netherlands
[13] Katholieke Univ KU Leuven, Dept Mech Engn, Div Biomech, Leuven, Belgium
[14] Katholieke Univ KU Leuven, Prometheus Div Skeletal Tissue Engn, Leuven, Belgium
[15] Univ Penn, Perelman Sch Med, Dept Orthopaed Surg & Med, Ctr Res FOP & Related Disorders, Philadelphia, PA 19104 USA
[16] Univ Calif San Francisco, Dept Endocrinol & Metab, San Francisco, CA 94143 USA
[17] Univ Calif San Francisco, Dept Med, Inst Human Genet, San Francisco, CA 94143 USA
[18] Harvard Med Sch, Brigham & Womens Hosp, Dept Med, Div Cardiovasc Med, Boston, MA 02115 USA
[19] Univ Genoa, Dept Neurosci Rehabil Ophthalmol Genet Maternal &, Med Genet Unit, IRCCS Ist Giannina Gaslini, Genoa, Italy
[20] Hosp Italiano Buenos Aires, Dept Pediat, Rheumatol Sect, Buenos Aires, DF, Argentina
[21] Hosp Israelite Albert Einstein, Teaching & Res Inst, Sao Paulo, Brazil
[22] Charite Med Univ Berlin, Berlin Brandenburg Ctr Regenerat Therapies, Berlin, Germany
[23] Vrije Univ Amsterdam, Fac Behav & Movement Sci, Lab Myol, Amsterdam Movement Sci, Amsterdam, Netherlands
[24] Royal Natl Orthopaed Hosp, Ctr Metab Bone Dis, Stanmore, Middx, England
[25] Vrije Univ Amsterdam, Amsterdam Univ Med Ctr Amsterdam UMC, Dept Physiol, Amsterdam, Netherlands
[26] Garmisch Partenkichen Med Ctr, Dept Pediat, Garmisch Partenkirchen, Germany
[27] Vrije Univ Amsterdam, Amsterdam Univ Med Ctr AmsterdamUMC, Dept Dermatol, Amsterdam, Netherlands
[28] Univ Cape Town, Red Cross War Mem Childrens Hosp, Dept Paediat & Child Heath, Div Paediat Rheumatol, Cape Town, South Africa
[29] Univ Oxford, Botnar Res Ctr, Oxford, England
[30] Univ Barcelona, Fac Med & Ciencias Salud, Dept Ciencias Fisiol, Barcelona, Spain