Biomechanics of body support : a study of load distribution, shear, decubitus risk and form of the spine / Richard Hendrik Marc GoossensMedisign Delft : products for healthcare at the faculty of Industrial Design Engineering 1997-2002 / R.H.M. Goossens, M.A. van Veelen, C.J. SnijdersBiomechanics of body support : a study of load distribution, shear, decubitus risk and form of the spine / Richard Hendrik Marc GoossensMedisign Delft : product development and research in healthcare 2006-2009 / R.H.M. Goossens, M. Melles, L.S.G.L. Wauben