First Online: 18 August 2017
: K.M.K. received support from Amgen (sclerostin antibody) and Mereo BioPharma (grant; sclerostin antibody) for research studies. N.J.B. received honoraria from Internis and Alexion, consultation fees (paid to the University) from Alexion, Ultragenyx, Mereo and Amgen, and research grants (paid to Sheffield Childrens NHS Foundation) from Amgen, Alexion and Merck. F.F. received royalties from PegaMedical. All other authors declare no competing interest.