Review
Copyright ©2014 Baishideng Publishing Group Inc.
World J Anesthesiol. Nov 27, 2014; 3(3): 191-202
Published online Nov 27, 2014. doi: 10.5313/wja.v3.i3.191
Figure 1
Figure 1 History of intrathecal morphine dose for hip surgery. Modified from ref. [39].