Alves PGJM, Cavalli R de C, Bertacini DMM, Driusso P. Effects of antenatal pelvic floor preparation techniques on the perineal integrity: a randomized controlled trial protocol. Int J Clin Trials [Internet]. 2016 Oct. 22 [cited 2025 Dec. 25];3(4):203-9. Available from: https://www.ijclinicaltrials.com/index.php/ijct/article/view/138