3Maselli R, Paciocco G. Asthrna:pathophysiology of the bronchial obstruction[J].Allergy, 2006, 61:49-51.
4Parker AL, Abu-Hijleh M, MeCool FD. Ratio between forced expiratory flow between 25% and 75% of vital capacity and FVCA is a determinant of airway reactivity and sensitivity to methacholine [J]. Chest, 2005,124:63-69.
5Currie GP, Jackson CM, Lee DK, et al. Determinants of airway hyperresponsiveness in mild asthma [J].Ann Allergy Asthma lmmunol, 2006,90:560-563.
6Matsumoto H, Niimi A, Takemura M, et al. Prognosis of cough variant asthma: a retrospective analysis[J].J Asthma, 2006,43:131-135.
7Mochizuki H, Arakawa H, Tokuyama K, ET AL.Bronchial sensitivity and bronchial reactivity in children with cough variant asthma [J].Chest, 2005,128:2427-2434.
8Ribeiro M, Pereira CA, Nery LE, et al. Methacholine vs adenosine on intra and extrathoracic airway hyperresponsiveness in patients with cough variant asthma[J]. Allergy, 2008,63(5):527-532.
9Todo koro M, ochizuki H, To ku yamak, et al.Childhood cough variant asthma and its relation ship to classic asthma [J]. Ann allergy asthma Immunol, 2003, 90(6):652-659.
10Ribeiro M, Peveira CA, Nery LE, et al. Methacholine VS adenosine on intra and extrathoracic airway hyper responsivehess in patients with variant asthma[J]. Allergy, 2008, 63(50):527-532.