Sanborn, V., Azcarate-Peril, M. A., Updegraff, J., Manderino, L., & Gunstad, J. (2020). Randomized Clinical Trial Examining the Impact of Lactobacillus rhamnosus GG Probiotic Supplementation on Cognitive Functioning in Middle-aged and Older Adults. Neuropsychiatric disease and treatment, 16, 2765–2777. https://doi.org/10.2147/NDT.S270035