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. Author manuscript; available in PMC: 2016 Jan 31.
Published in final edited form as: Clin Trials. 2014 Oct 27;12(1):45–53. doi: 10.1177/1740774514556551

Figure 1. Daily D Health Study Diagram of Participation and Retention through 6 Months.

Figure 1

*One child was removed due to diagnosis of rickets, unrelated to the study, by the family's physician, and the other due to insufficient serum from blood draw.

** Two no-shows at 3 months returned for the 6-month study visit.