D. M. Meza Madrid, A. C. Hani de Ardila, V. A. Costa, A. M. Leguízamo, G. A. Puentes Leal, and A. F. Ardila Hani, “How to perform and interpret high resolution anorectal manometry”, Rev. colomb. Gastroenterol., vol. 34, no. 4, pp. 404–410, Dec. 2019.