Islam, Md Touhidul, et al. “Comparison of Pre and Post-Operative ODS (Obstructed Defecation Syndrome) Score in Patient With ODS Undergoing Stapled Transanal Rectal Resection (STARR)”. Journal of Surgical Sciences, vol. 23, no. 2, Mar. 2020, pp. 67-70, doi:10.3329/jss.v23i2.46114.