1. Thuneberg, L. in Handbook of Physiology, the Gastrointestinal System (eds Schultz, G. S., Wood, J. D. & Rauner, B. B.) 349–386 (American Physiological Society, Bethesda, 1989).
2. Thuneberg, L. Adv. Anat. Embryol. Cell Biol. 71, 1–130 (1982).
3. Liu, L. W. C. & Huizinga, J. D. J. Physiol., Lond. 470, 445–461 (1993).
4. Durdle, N. G., Kingma, Y. J., Bowes, K. L. & Chambers, M. M. Gastroenterology 84, 375–382 (1983).
5. Liu, L. W. C., Thuneberg, L. & Huizinga, J. D. Am. J. Physiol. 266, G485–G496 (1994).