3Hossain M,Barwick C,Sinha AK,et al. Is magnetic: resonance imaging (MRI)necessary to exclude occult hip fracture injury[J]. 2007,38(10): 1204-1208.
4Frihagen F,Nordsletten L,Tariq R,et al. MR! diagnosis of occult hip fractures[J]. Acta Orthop ,2005,76(4) :524-530.
5Sankey RA,Turner J,Lee J,et al. The use of MR1 to detect occult fractures of the proximal femur: a study of 102 consecutive cases over a ten-year period[J]. Bone Joint Surg Br, 2009,91 (8) : 1064-1068.
