[Airway reactivity in recurrent obstructive bronchitis].
D000403:Airway Resistance; D001991:Bronchitis / Q000503:physiopathology*; D002648:Child; D002675:Child, Preschool; D005080:Exercise Test; D006801:Humans; D012130:Respiratory Hypersensitivity / Q000235:genetics
Reactividad de la vía aérea en la bronquitis obstructiva recidivante.