%0 Journal Article %A D. Metcalfe %A S. Van Dijck %A N. Parsons %A K. Christensen %A D.C. Perry %T THE AETIOLOGY OF PERTHES DISEASE: A TWIN STUDY %D 2016 %J Orthopaedic Proceedings %P 20-20 %V 98-B %N SUPP_15 %R 10.1302/1358-992X.98BSUPP_15.BSCOS2016-020 %U https://doi.org/10.1302/1358-992X.98BSUPP_15.BSCOS2016-020 %K Children's orthopaedics