Case Control Study
Copyright ©The Author(s) 2023.
World J Gastroenterol. May 21, 2023; 29(19): 2979-2991
Published online May 21, 2023. doi: 10.3748/wjg.v29.i19.2979
Figure 1
Figure 1 Flow chart of the patients from two independent medical centers who were enrolled in the present study. AR: Anterior resection; LAR: Low anterior resection.