. 2015 May 7;6(3):245–259. doi: 10.3945/an.114.007690
© 2015 American Society for Nutrition
This is a free access article, distributed under terms (http://www.nutrition.org/publications/guidelines-and-policies/license/) that permit unrestricted noncommercial use, distribution, and reproduction in any medium, provided the original work is properly cited.
FIGURE 1.
Flow chart of study selection process.