the technique of steady state infusion of d-tubocurarine ( dtc ) was used to determine the ed50 for edrophonium ( i.e. , the dose producing 50 % antagonism of 90 % neuromuscular depression ) in 4 infants ( 145 micrograms/kg ) and 12 children ( 233 microgram/kg ) .
C0021270
infants
C0008059
children