71.   Previous studies have shown a remarkable morphological and behavioural similarity to duodenal ulcer in man.

72.   Previous controlled studies evaluating the effect of somatostatin or octreotide on biochemical, clinical, and morphological markers of pancreatitis have shown mixed results.

73.   Real time ultrasound is a simple method of measuring gastric emptying which has been validated by previous studies.

74.   Previous studies examining the in vivo effects of cimetidine have been performed on syngeneic tumour models with immunocompetent animals.

75.   In a previous study we found a constant phospholipid composition in different parts of the stomach.

76.   Indeed, previous in vivo studies have shown that intravenous administration of PYY in man at plasma concentrations seem postprandially inhibits gastric emptying and intestinal transit.

77.   Previous studies have shown that expansion of the proliferative compartment toward the surface of the colonic gland is a common feature in subjects at high risk for colorectal cancer.

78.   Similar differences between relapsing and non-relapsing polyp patients ahve already emerged from previous studies, although other investigators have found no significant differences whatsoever.

79.   Unlike previous studies comparing elemental diet with corticosteroids, in this trial we have stratified patients according to nutritional state before randomisation.

80.   The relevance of impaired function of the external anal sphincter in liquid stool incontinence has been suggested in previous studies and is confirmed by our data.