Источник: Источник: Emily Y. Chew, MD1; Traci E. Clemons et al (2015) Effect of Omega-3 Fatty Acids, Lutein/Zeaxanthin, or Other Nutrient Supplementation on Cognitive Function // <a href="http://jama.jamanetwork.com/article.aspx?articleid=2429713">JAMA</a>