http://www.sciencedaily.com/releases/2012/06/120625152310.htm
“Inaccurate results obtained from vitamin D blood tests could lead to misdiagnoses of patients,” said Earle Holmes, PhD, professor of pathology and pharmacology at Loyola University Stritch School of Medicine in Maywood, Ill. “These inaccuracies also could confound efforts to identify the optimal levels of vitamin D for good health.”
“Inaccurate results obtained from vitamin D blood tests could lead to misdiagnoses of patients,” said Earle Holmes, PhD, professor of pathology and pharmacology at Loyola University Stritch School of Medicine in Maywood, Ill. “These inaccuracies also could confound efforts to identify the optimal levels of vitamin D for good health.”