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Figure 4 | BMC Endocrine Disorders

Figure 4

From: Analysis of vitamin D status at two academic medical centers and a national reference laboratory: result patterns vary by age, gender, season, and patient location

Figure 4

25(OH)D immunoassay – average concentration by order month with regional UV index. A,B. Average 25(OH)D results at WCMC (A) and UIHC (B) by sex [female = red circles; male = blue circles] and order month. Error bars are ± SD. C,D. Daily issued UV Index for New York City, NY (C) and Des Moines, IA (D) (see Methods).

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