1. Thompson WG, Longstreth GF, Drossman DA, Heaton KW, Irvine EJ, Muller-Lissner SA: Functional bowel disorders and functional abdominal pain. Gut 45 (Suppl 2):II43–II47, 1999
2. Mayer EA, Gebhart GF: Basic and clinical aspects of visceral hyperalgesia. Gastroenterology 107:271–293, 1994
3. Cervero F, Laird JM: Visceral pain. Lancet 353:2145–2148, 1999
4. Kirkup AJ, Brunsden AM, Grundy D: Receptors and transmission in the brain-gut axis: Potential for novel therapies. I. Receptors on visceral afferents. Am J Physiol 280:G787–G794, 2001
5. Bueno L, Fioramonti J, Garcia-Villar R: Pathobiology of visceral pain: molecular mechanisms and therapeutic implications. III. Visceral afferent pathways: A source of new therapeutic targets for abdominal pain. Am J Physiol 278:G670–G676, 2000