HendersonLJ. The Blood. New Haven CT: Yale University Press; 1928.
2.
SingerRB, HastingsAB. Improved clinical method for estimation of disturbances of acid-base balance of human blood. Medicine1948; 27:223–242.
3.
AstrupP, JorgensenK, Siggaard-AndersonO, EngelK.Acid-base metabolism: new approach. Lancet1960;278:1035–1039.
4.
Siggaard-AndersonO, EngelK, JorgensenK, AstrupP.A micro method for determination of pH, carbon dioxide tension, base excess and standard HCO3 in capillary blood. Scand J Clin Lab Invest1960;12:172–176.
5.
HelmholzHFJr. The physicochemical basis for respiratory gas exchange. In: BurtonGG, HodgkinJE, WardJJ, editors. Respiratory care: a guide to clinical practice, 4th ed. Philadelphia: Lippincott-Raven; 1997:137–150.
6.
MorfeiJ.Stewart's strong ion difference approach to acid-base analysis. Respir Care1999;44(1):45–52.
7.
SwensonER. Strong ion difference approach: can a strong case be made for its use in acid-base analysis? (editorial) Respir Care1999; 44(1):26–28.