Afsaneh Nikjooy, Nader Maroufi, Esmaeil Ebrahimi, Homayoun Hadizadeh Kharazi, Bahar Mahjoubi, and Hamidreza Saligheh Rad, “Studies on Accurate Differentiation of Dyssynergic Defecation Patients from Normal Subjects Based on Abnormal Anorectal Angle in MR Defecography”, CDHR-V7, pp. 28–37, May 2021.