A Brief guide to current methods of assessing Vitamin A statusBarbara A. Underwood, James A. Olson · First published 1993Open the Tome
Guidelines for the Development of a Simplified Dietary Assessment to Identify Groups at Risk for Inadequate Intake of Vitamin ABarbara A. Underwood · First published 1989Open the Tome
Nutrition intervention strategies in national developmentBarbara A. Underwood · First published 1983Open the Tome
Proceedings, methodologies for human population studies in nutrition related to healthBarbara A. Underwood · First published 1982Open the Tome
