1. The fall of the serum anion gap;Winter;Arch Intern Med,1990
2. The use of the urine anion gap in the diagnosis of hyperchloremic metabolic acidosis;Batlle;N Engl J Med,1988
3. An improved approach to the patient with metabolic acidosis: a need for four amendments;Kamel;J Nephrol,2006
4. Effect of diet on plasma acid-base composition in normal humans;Kurtz;Kidney Int,1983