[1] Univ Queensland, Dept Surg, Brisbane, Qld, Australia
[2] Univ Queensland, Dept Paediat & Child Hlth, Brisbane, Qld, Australia
[3] Royal Childrens Hosp, Dept Endocrinol & Diabet, Brisbane, Qld 4029, Australia
[4] Royal Childrens Hosp, Endocrine& Diabet Res Unit, Royal Childrens Hosp Fdn, Res Ctr, Brisbane, Qld 4029, Australia
[5] Mater Lab Serv, Cytogenet Unit, Brisbane, Qld, Australia
[6] Royal Childrens Hosp, Dept Orthopaed, Brisbane, Qld 4029, Australia
[7] Univ Heidelberg, Inst Human Genet, D-6900 Heidelberg, Germany
[8] Queensland Hlth Pathol Serv, Mol Genet Lab, Brisbane, Qld, Australia
[9] Royal Childrens Hosp, Queensland Clin Genet Serv, Brisbane, Qld 4029, Australia