1. Christensen J (1991) Gross and microscopic anatomy of the large intestine. In: Phillips SF, Pemberton JH, Shorter RG (eds) The large intestine: physiology, pathophysiology, and disease. Raven Press, New York, pp 13?15
2. Christensen J (1987) Motility of the colon. In: Johnson LR (ed) Physiology of the gastrointestinal tract, 2nd edn. Raven Press, New York, pp 595?629
3. Huizinga JD, Daniel EE (1991) Motor functions of the colon. In: Phillips SF, Pemberton JH, Shorter RG (eds) The large intestine: physiology, pathophysiology, and disease. Raven Press, New York, pp 93?114
4. Sarna SK (1991) Physiology and pathophysiology of colonic motor activity. Part I. Dig Dis Sci 36:827?862
5. Bassotti G, Crowell MD, Whitehead WE (1993) Contractile activity of the human colon: lessons from 24 hour studies. Gut 34:129?133