Varut LohsiriwatSiriluck PrapasrivorakulAitsariya MongkhonsupphawanSiriraj Hospital2022-08-042022-08-042021-02-01Diseases of the Colon and Rectum. Vol.64, No.2 (2021), E3915300358001237062-s2.0-85100125288https://repository.li.mahidol.ac.th/handle/20.500.14594/78476Mahidol UniversityMedicineHydrogen Peroxide-Induced Proctitis After Endoanal UltrasoundLetterSCOPUS10.1097/DCR.0000000000001896