1.   In tests, no correlation was found between diet and intelligence.

2.   No correlation was found between lysozyme content and resistance to bacterial infection.

3.   The buried artifacts were found between layers of volcanic ash and other substances.

4.   The soils are developed on Marine or estuarine alluvium found between the normal high-water Mark and the limit of highest spring tides.

5.   When analysed according to tumour differentiation, no significant differences were found between cholesterol concentrations for any combination of well, moderately, and poorly differentiated tumours.

6.   No significant relationship was found between positivity of perinuclear antineutrophil cytoplasmic antibodies and ulcerative colitis activity.