Fondell E, Balter O, Rothman KJ. Dietary intake and supplement use of vitamins C and E and upper respiratory tract infection. J Am Coll Nutr. 2011 Aug 1;30(4):248-58.
Viera AJ, Sheridan SL, Edwards T, Soliman EZ, Harris R, Furberg CD. Acceptance of a Polypill approach to prevent cardiovascular disease among a sample of U.S. physicians. Prev Med. 2011 Jan;52(1):10-5. doi: 10.1016/j.ypmed.2010.09.016