one hundred three young children were inoculated intranasally with either influenza a/california/10/78 cold-recombinant vaccine ( 10 ( 6.7 ) 50 % tissue culture infective doses [ tcid50 ] per child ) , cr-37 ( h1n1 ) , or influenza a/washington/897/80 cold-recombinant vaccine ( 10 ( 6.5 ) tcid50 per child ) , cr-48 ( h3n2 ) .
C0728836
young children
C0008059
child