TY - JOUR AU - Hettinga, DM DO - doi:10.1302/0301-620X.91BSUPP_II.0910282a UR - https://doi.org/10.1302/0301-620X.91BSUPP_II.0910282a TI - THE EFFECT OF METHODOLOGICAL QUALITY, SAMPLE SIZE AND STATISTICAL RIGOUR ON OUTCOMES OF RANDOMIZED CONTROLLED TRIALS IN LOW BACK PAIN T2 - Orthopaedic Proceedings VL - 91-B IS - SUPP_II PY - 2009 SP - 282 EP - 282 ER -