Figure 1.

Underestimation of dietary supplement use by tracking herbal use only among women aged 65–84. NVNM = Nonvitamin, nonmineral including herbals. Based on respondent data weighted to reflect the age, gender, and geographic distribution of the membership.

Gordon and Schaffer BMC Geriatrics 2005 5:4   doi:10.1186/1471-2318-5-4
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