71.   In the present study, the polymeric diet used had both high fat and high monounsaturated fatty acid content.

72.   In our present study, differences in relapse during follow up between both groups were not found, but relapse rate tended to be lower in the PEN group.

73.   The present study has also confirmed that H pylori affects circulating gastrin concentrations.

74.   The blood culture was positive in three patients in the present study.

75.   To what extent axon reflexes are involved cannot be judged from the results of the present study.

76.   The incidence of perforation in the present study is comparable with some of the earlier reports.

77.   The higher incidence of perforation in the present study is due to a larger number of patients with corrosive strictures which are technically more difficult to dilate.

78.   Besides the question of the history of the infinitive, the present study renews the long-standing problem of the relation between the infinitive and the -ing form.

79.   The present study therefore falls into the less well-researched area of code switching between closely related varieties, and there are some special problems associated with this.

80.   Where the present study differs from this previous research is in the way it develops from a comparison of alternative versions of the same story.