two anesthetical procedures were applied to each of these rats respectively : ( i ) halothane/nitrous oxide/oxygen ( 2 % halothane in 0.81 n2o : 0.41 o2/min ) and ( ii ) halothane/nitrogen/oxygen ( 2 % halothane in 0.81 n2 : 0.41 o2/min ) .
C1875540
nitrogen/oxygen
C0030054
o2