TY - JOUR AU - Sairyo, K. AU - Sakai, T. AU - Yasui, N. DO - doi:10.1302/0301-620X.91B2.21256 UR - https://doi.org/10.1302/0301-620X.91B2.21256 TI - Conservative treatment of lumbar spondylolysis in childhood and adolescence T2 - The Journal of Bone & Joint Surgery British Volume VL - 91-B IS - 2 PY - 2009 SP - 206 EP - 209 ER -