Prospective Study
Copyright ©The Author(s) 2015.
World J Gastroenterol. Jul 14, 2015; 21(26): 8178-8183
Published online Jul 14, 2015. doi: 10.3748/wjg.v21.i26.8178
Figure 1
Figure 1 Visual analogue scale. Mild pain: 1-3 points; moderate pain: 4-6 points; severe pain: 7-10 points.