P. Wiruchpongsanon and S. Chaitikul, “Evaluation of the Episiotomy Scissors Attached with an Adjusted Angle Plate for Mediolateral Episiotomy on the Occurrence of Obstetric Anal Sphincter Injuries”, Thai J Obstet Gynaecol, vol. 32, no. 1, pp. 68–75, Jan. 2024.