Prevalence and Influencing Factors of Hemorrhoidal Hemorrhage Observed with Fluorescence Microscopy in Hemorrhoidal Disease Patients 
SUN Songpeng,LONG Junhong,ZHANG Shuxin
Chinese General Practice . 2020, (33): 4190 -4195 .  DOI: 10.12114/j.issn.1007-9572.2020.00.434