Figure 1.

Diagram of DHQ mailing for PMRP dietary cohort as of September 16, 2009. The diagram includes participants enrolled on or before 2/3/09. *nursing home and non-English speaking, **too many missing fields on the DHQ

Strobush et al. Nutrition Journal 2011 10:13   doi:10.1186/1475-2891-10-13
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