sodium bicarbonate infusion resulted in an increase in co2 excretion that accounted for a fractional co2 excretion of 0.20 +/- 0.09 , whereas infusion of a bicarbonate-carbonate mixture resulted in a fractional co2 excretion of -0.06 +/- 0.09 ( p less than 0.01 ) .
C0005367
bicarbonate
C0007026
carbonate