TY - CHAP T1 - Irritable Bowel Syndrome T2 - Encyclopedia of Gastroenterology PY - 2019/01/01 AU - Aziz I AU - Simrén M ED - DO - DOI: 10.1016/B978-0-12-801238-3.66018-X SP - Vol3 EP - V323 Y2 - 2026/06/21 ER -