Lee, Hyo Jeong Technique of functional and motility test: how to perform biofeedback for constipation and fecal incontinence. [electronic resource] - Journal of neurogastroenterology and motility Oct 2013 - 532-7 p. digital Publication Type: Journal Article ISSN: 2093-0879 Standard No.: 10.5056/jnm.2013.19.4.532 doi