TY - JOUR AU - Perry, D. C. AU - Skellorn, P. J. AU - Bruce, C. E. DO - doi:10.1302/0301-620X.98B5.36453 UR - https://doi.org/10.1302/0301-620X.98B5.36453 TI - The lognormal age of onset distribution in Perthes’ disease T2 - The Bone & Joint Journal VL - 98-B IS - 5 PY - 2016 SP - 710 EP - 714 ER -