Schultz, A Analysis and quantitative myoelectric measurements of loads on the lumbar spine when holding weights in standing postures. [electronic resource] - Spine - 390-7 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 0362-2436 Standard No.: 10.1097/00007632-198207000-00009 doi Subjects--Topical Terms: AdultBiomechanical PhenomenaElectromyographyElectrophysiologyHumansLumbar Vertebrae--physiologyMaleMuscle ContractionPhysical ExertionPosturePressure