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University of Helsinki, Helsinki 2006 Socioeconomic Status, Occupational Factors and Lifestyle as Predictors of Hospitalisation for Back DisordersLeena Kaila-KangasDoctoral dissertation, May 2006. This publication is copyrighted. You may download, display and print it for Your own personal use. Commercial use is prohibited. © University of Helsinki 2006 Last updated 28.04.2006 |