TY - JOUR AU - Al-Naser, S AU - Judd, J AU - Clarke, N M P DO - doi:10.1302/1358-992X.96BSUPP_1.BSCOS2013-007 UR - https://doi.org/10.1302/1358-992X.96BSUPP_1.BSCOS2013-007 TI - THE EFFECTS OF VITAMIN D DEFICIENCY ON THE NATURAL PROGRESSION OF PERTHES' DISEASE T2 - Orthopaedic Proceedings VL - 96-B IS - SUPP_1 PY - 2014 SP - 7 EP - 7 ER -