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The Efficacy of Micronutrient-Fortified Sorghum Meal in Improving the Immune Status of HIV-Positive Adults.
(Karger Publishers, 2013-06-20)
Background: Micronutrient deficiencies are common and compound the effects of human immunodeficiency virus (HIV) infection in Africa. Nutritional interventions, particularly vitamin A supplementation, may improve immune ...
Validation and Reproducibility of a Food Frequency Questionnaire for use among Adults in Botswana.
(Cambridge University Press, 2012-11-01)
Objective: To evaluate the validity and reproducibility of a 122-item interviewer-administered quantitative FFQ developed to determine food and nutrient intakes of adults in Botswana.
Design: Relative validity of the FFQ ...