title: Time interval is not adequate for low back pain sufferers.
authors.forename: Marek
authors.initials: M
authors.lastname: Szpalski
mesh_terms: D001696:Biomechanical Phenomena; D006801:Humans; D017116:Low Back Pain / Q000175:diagnosis / Q000453:epidemiology; D008159:Lumbar Vertebrae / Q000502:physiology*; D018482:Muscle, Skeletal / Q000502:physiology*; D010807:Physical Endurance; D016059:Range of Motion, Articular / Q000502:physiology*; D015203:Reproducibility of Results; D013131:Spine / Q000502:physiology