Randomized Clinical Trial
Copyright ©The Author(s) 2020.
World J Clin Cases. Dec 6, 2020; 8(23): 5999-6008
Published online Dec 6, 2020. doi: 10.12998/wjcc.v8.i23.5999
Figure 1
Figure 1 Comparison of the degree of patient acceptance in both groups. VM: Valsalva maneuver.