1.   If the serum albumin concentration is normal, the total serum calcium level reflects the ionized calcium concentration.

2.   Total serum IgG, IgA, and IgM concentrations were increased in these patients as compared with controls from the same area.

3.   Total serum carnitine concentration was significantly lower in the patients with coeliac disease compared with the other two groups and to reference values.

4.   The level of IgG and IgA anti-granulocyte antibodies did not correlate to the total serum levels of IgG and IgA.

5.   Total serum cholesterol and low-density lipoprotein cholesterol levels are usually lower in vegetarians.