7Orejas GC,Pascual PT,Alzueta AA,et al.Cough variant asthma.Clinical and functional characteristics.Report of 63 cases.Arch Bronconeumol,1998,34:232-236.
8Fujimura M,Ogawa H,Nishizawa Y,et al.Comparison of atopic cough with cough variant asthma: is atopic cough a precursor of asthma? Thorax,2003,58:14-18.
9Doan T,Patterson R,Greenberger PA.Cough variant asthma: Usefulness of a diagnostic-therapeutic trial with prednisone.Ann Allergy,1992,69:505-509.
10Cheriyan S,Greenberger PA,Patterson R.Outcome of cough variant asthma treated with inhaled steroids.Ann Allergy,1994,73:478-480.