Contribution of selected vitamins and trace elements to immune function

Micronutrient concentrations in patients with malignant disease: effect of the inflammatory response

Selenium and immunocompetence in patients with head and neck cancer

Supplementation with selenium and human immune cell functions. II. Effect on cytotoxic lymphocytes and natural killer cells

Immunological enhancement by fat-soluble vitamins, minerals, and trace metals: a factor in cancer prevention