https://healthchocoholic.com/2017/04/09/cocoachocolatecacaodark-chocolate-flavanols-help-chronic-kidney-patients-with-end-state-renal-diseaseesrd-says-nephrologymedical-journal-study-fairdealing-missouri/
Cocoa Flavanols Help Chronic Kidney Disease Patients With End State Renal Disease Shows Medical Journal Study Fairdealing, Missouri