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National Health and Nutrition Examination Survey (NHANES)
NHANES is a program of studies designed to assess the health and nutritional status of adults and children in the United States. It is unique because it combines interviews with... -
SAS Code to Calculate GPQI-2016 Total and Component Scores
This SAS program can be used to calculate Grocery Purchase Quality Index-2016 (GPQI-2016) total and component scores from food purchase data (dollars and cents) that have been...