Citation:Kim DH, Smith-Warner SA, Spiegelman D, Yaun SS, Colditz GA, Freudenheim JL, et al 2010
From National Cancer Control Policy
Kim DH, Smith-Warner SA, Spiegelman D, Yaun SS, Colditz GA, Freudenheim JL, et al. Pooled analyses of 13 prospective cohort studies on folate intake and colon cancer. Cancer Causes Control 2010 Nov;21(11):1919-30 Available from: http://www.ncbi.nlm.nih.gov/pubmed/20820900.
Critical appraisals