Opportunities and challenges in conducting systematic reviews to support the development of nutrient reference values: vitamin A as an example.
Russell R, Chung M, Balk EM, Atkinson S, Giovannucci EL, Ip S, Lichtenstein AH, Mayne ST, Raman G, Ross AC, Trikalinos TA, West KP Jr, Lau J.
Am J Clin Nutr. 2009 Mar;89(3):728-33. Epub 2009 Jan 28.PMID: 19176732 [PubMed - indexed for MEDLINE]Related articles