in a parallel , double-blind , placebo-controlled study we investigated the effect of the antiallergic drug ketotifen on bronchial resistance ( determined body plethysmographically ) and beta 2-adrenoceptor density of lymphocytes ( determined by 125-iodo-cyano-pindolol binding ) in asthmatic children suffering from exercise-induced asthma ( eia ) .
C0004096
asthmatic
C0004099
exercise-induced asthma