[1] Univ Oxford, Weatherall Inst Mol Med, MRC, Oxford, England
[2] Univ Calif Davis, Dept Pediat, Sacramento, CA 95817 USA
[3] Erasmus MC, Univ Med Ctr Rotterdam, Dept Pathol, Rotterdam, Netherlands
[4] Erasmus MC, Univ Med Ctr Rotterdam, Dept Bioinformat, Rotterdam, Netherlands
[5] Sheffield Childrens NHS Fdn Trust, Sheffield Clin Genet Serv, Sheffield, S Yorkshire, England
[6] Birmingham Womens & Childrens Hosp NHS Fdn Trust, West Midlands Reg Clin Genet Serv, Birmingham, W Midlands, England
[7] Birmingham Womens & Childrens Hosp NHS Fdn Trust, Birmingham Hlth Partners, Birmingham, W Midlands, England
[8] Liverpool Womens NHS Fdn Trust, Dept Clin Genet, Liverpool, Merseyside, England
[9] Great Ormond St Hosp Sick Children, Clin Genet Serv, London, England
[10] Oxford Univ Hosp NHS Trust, John Radcliffe Hosp, Craniofacial Unit, Oxford, England
[11] Erasmus MC, Univ Med Ctr Rotterdam, Dept Plast & Reconstruct Surg, Rotterdam, Netherlands
[12] Med Univ Sofia, Natl Inst Pediat, Sofia, Bulgaria
[13] Univ Cattolica Sacro Cuore, Inst Anat & Cell Biol, Rome, Italy
[14] Genom England, London, England
[15] Queen Mary Univ London, William Harvey Res Inst, London, England