Ethics approval and consent to participate Not applicable. Consent for publication Not applicable. Author details 1Department of Internal Medicine, Division of Endocrinology, Leiden University Medical Center, L
Institutional Review Board or ethics committee approval was obtained at each site. Collaborators submitting CRFs had no prior knowledge of the items likely to advance to final consideration as classification criteria and provided an assessment of their degree of confidence in the cases being CNO or ...
Ethics declarations Competing interests The authors declare no competing interests.Additional information Peer review information Nature thanks Marc Pinsonneault, Gabriel Orebi Gann and David Wark for their contribution to the peer review of this work. Peer reviewer reports are available. Publisher’s note...