The variation of position of the conus medullaris in an adult population. A magnetic resonance imaging study
Saifuddin A, Barnett SJ, White J. The variation of position of the conus medullaris in an adult population. A magnetic resonance imaging study. Spine 1998; 23: 1452-1456.
Effects of speed and direction of injection on the level and duration of spinal anesthesia
Moore DC Guest Discussion of paper by Neigh JL, Kane PB, and Smith TC. Effects of speed and direction of injection on the level and duration of spinal anesthesia. Anesth Analg 1970; 49: 912-918.
Accuracy of placement of extradural needles in the L3-L4 interspace: Comparison of two methods of identifying L4
Ievens FA. Accuracy of placement of extradural needles in the L3-L4 interspace: comparison of two methods of identifying L4. Br J Anaesth 1991; 66: 381-382.
John Caffey Award. MR imaging determination of the location of the normal conus medullaris throughout childhood
Wilson DA. John Caffey Award. MR imaging determination of the location of the normal conus medullaris throughout childhood. Am J Roentgenol 1989; 152: 1029-1032.