REFERENCES
- O'Brien JD, Thompson DG, McIntyre A, Burnham WR, Walker E. Effect of codeine and loperamide on upper gastrointestinal transit and absorption in normal subjects and patients with post vagotomy diarrhoea. Gut 1988; 29: 312–8.
- Peuhkuri K, Vapaatalo H, Nevala R, Korpela R. Influence of the pharmacological modification of gastric emptying on lactose digestion and gastro-intestinal symptoms. Alim Pharmacol Ther 1999; 13: 81–6.
- Erni W, Ritschel WA. Effect of temperature of perorally administered phenol red solution on gastric emptying in the rat. Drug Res 1977; 27: 1043–5.
- Gonzales I, Duryea EJ, Vasquez E, Geraghty N. Effects of enteral feeding temperature on feeding tolerance in preterm infants. Neonatal Network 1995; 14: 39–43.
- Bateman DN. Effects of meal temperature and volume on the emptying of liquid from the human stomach. J Physiol 1982; 331: 461–7.
- Sun WM, Houghton LA, Read NW, Grundy DG, Johnson AG. Effect of meal temperature on gastric emptying of liquids in man. Gut 1988; 29: 302–5.
- Williams KR, Walike BC. Effect of the tempera-ture of tube feeding on gastric motility in monkeys. Nurs Res 1975; 24: 4–9.
- Anderson CA, Berseth CL. Neither motor response nor gastric emptying vary in response to formula temperature in preterm infants. Biol Neonate 1996; 70: 265–70.
- McArthur KE, Feldman M. Gastric acid secre-tion, gastric release, and gastric emptying in humans as affected by liquid meal temperature. Am J Clin Nutr 1989; 49: 51–4.
- Kagawa-Busby KS, Heitkemper MM, Hansen BC, Hanson RL, Vanderburg VV. Effects of diet temperature on tolerance of enteral feedings. Nurs Res 1980; 5: 276–80.
- Rumensen JJ, Hamberg 0, Gudman-Hoyer E. Interval sampling of end-expiratory hydrogen (H2) concentrations to quantify carbohydrate malab-sorption by means of lactulose standards. Gut 1990; 31: 37–42.
- Teuri U, Vapaatalo H, Korpela R. Fructo-oligosaccharides and lactulose cause more symp-toms in lactose maldigesters and pseudohypo-lactasia subjects than in control digesters. Am J Clin Nutr 1999; 69: 973–9.
- Peuhkuri K, Poussa T, Korpela R. Comparison of a portable breath hydrogen analyser (Micro H2) with a Quintron MicroLyzer in measuring lactose maldigestion, and the evaluation of a Micro H2 for diagnosing hypolactasia. Scand J Clin Lab Invest 1998; 58: 217–24.
- Peuhkuri K, Vapaatalo H, Korpela R. Laktoosira-situskokeen vaihtelevat käytännöt—kyselytutki-muksen tulokset suomalaisista terveyskeskuksista (in Finnish). Suom Lääkäril 1999; 29: 3505–10.
- Arola H, Koivula T, Jokela H, Isokoski M. Simple urinary test for lactose malabsorption. Lancet 1982; 2: 524–5.