TY - RPRT TI - Quantification of lumbar function. Part 3: Preliminary data on isokinetic torso rotation testing with myoelectric spectral analysis in normal and low-back pain subjects. AU - T G Mayer AU - S S Smith AU - G Kondraske AU - R J Gatchel AU - T W Carmichael AU - V Mooney PY - 1985 UR - https://pubmed.ncbi.nlm.nih.gov/2938274/ ID - 2938274 ER -