[6].Leigh A Frame et al,Current Explorations of Nutrition and the Gut Microbiome:A Comprehensive Evaluation of the Review Literature,Nutrition Reviews (2019). DOI:10.1093/nutrit/nuz106
[7].Aleix Sala-Vila et al.Effect of a 2-year diet intervention with walnuts on cognitive decline. The Walnuts And Healthy Aging (WAHA) study:a randomized controlled trial.The American Journal of Clinical Nutrition,2020; DOI:10.1093/ajcn/nqz328