1. “Dietary reference intakes: water, potassium, sodium, chloride, and sulfate.” food and nutrition board;Panel on Dietary Reference Intakes for Electrolytes and Water, Standing Committee on the Scientific Evaluation of Dietary Reference Intakes,2004
2. “Drink at least eight glasses of water a day.” Really? Is there scientific evidence for “8 × 8”?;Valtin;Am J Physiol Regul Integr Comp Physiol,2002
3. More than one in three older Americans may not drink enough water. Nutrition insights;Juan;United States Department of Agriculture,2002