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Section: ArticlesTitle: Lumbar erector spinae oxygenation during prolonged contractions : implications for prolonged work / Stuart M. McGill, Richard L. Hughson, Kellie ParksAuthor: McGill, Stuart M.Notes: The purpose of this research was to measure changes in tissue oxygenation in the low-back musculature at various levels of isometrics contraction to work towards justifying recommendations for duration of work and optimal rest break strategiesRelated records: En: Ergonomics. - London and Washington. - Vol. 43, nº 4, April 2000 ; p. 486-493Materia / lugar / evento: Lesiones atribuidas a trabajos repetitivosLesiones lumbaresLesiones muscularesEjercicio físicoRehabilitaciónTiempo libreErgonomíaOtros autores: Hughson, Richard L. Parks, Kellie Secondary titles: Título: Ergonomics Other categories: 875Rights: In Copyright (InC)