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Title
Analyzing vitamin D in foods and supplements: methodologic challenges
Authors
Byrdwell, W Craig; DeVries, Jon; Exler, Jacob; Harnly, James M; Holden, Joanne M; Holick, Michael F; Hollis, Bruce W; Horst, Ronald L; Lada, Mark; Lemar, Linda E; Patterson, Kristine Y; Philips, Katherine M; Tarrago-Trani, Maria T; Wolf, Wayne R
Publication
The American Journal of Clinical Nutrition, 2008, Vol 88, Issue 2, p554S