9Shelton F,Bamett R,Meyer E.Full-body interface pressure testing as a method for performance evaluation of clinical sup- port surface[J].Appl Ergon,1998,29(6):491-497.
10Cullum N,Deeks J,Sheldon TA,et al.Beds mattresses and cushions for pressure sore prevention and treatment[J].Nurs Times,2001,97(19):41.