Application of 4% formaldehyde under electronic colonoscope as a minimally invasive treatment of chronic hemorrhagic radiation proctitis

Yan-dong Li, Jia-he Xu, Jian-jiang Lin, Wei-fang Zhu

World Journal of Emergency Medicine . 2019, (4): 228 -231 . DOI: 10.5847/wjem.j.1920-8642.2019.04.006