in 48 individuals ( age 1 day to 13 years ) with congenital heart disease , blood oxygen transport function was studied in order to evaluate adaptive changes in shunt hypoxemia and to investigate the in vivo regulation of erythrocyte 2 , 3-diphosphoglycerate concentration ( rbc 2 , 3-dpg ) in the presence of fetal hemoglobin ( hbf ) .
C0027361
individuals
C0015965
fetal