2Ziebach R,Pietsch-Breitfeld B,Bichler M,et al.Bronchodilatory effects of salbutamol,ipratropiun bromide and their combination:double-blind,placebo-controlled crossover study in cystic fibrosis[J].Pediatr Pulmonol,2001,31(6):431-435.
3Wojtczak HA,Kerby GS,Wagener JS,et al.Beclomethasone dipropionate reduced airway inflammation without adrenal suppression in young children with cystic fibrosis:a pilot study[J].Pediatr Pulmonol,2001,32(4):293-302.
4Morgan WJ,Butler SM,Johnson CA,et al.Epidemiologic study of cystic fibrosis:design and implementation of a prospective,multicenter,observational study of patient cystic fibrosis in the US and Canada[J].Pediatr Pulmonol,1999,28(4):231-241.
5Koch C,McKenzie SG,Koplowitz H,et al.International practice patterns by age and severity of lung disease in cystic fibrosis:Data from the Epidemiologic Registy of Cystic Fibrosis (ERCF)[J].Pediatr Pulmonol,1997,24(2):147-154.
6Konstan MW,Butler SM,Schidlow DV,et al.Patterns of medical practice in cystic fibrosis:PartⅡ.Use of therapies.Investigators and coordinators of the Epidemiologic Study of Cystic Fibrosis[J].Pediatr Pulmonol,1999,28(4):248-254.
7Balfour-Lynn IM.Cardiopulmonary function testing.Paediatrics.In:Pryor JA,Prasad SA,eds.Physiotherspy for respiratory and cardiac problems.Children and adults[M].3rd ed.Edinburgh:Harcourt Sciences,2002.102-126.
8Van Haren EHJ,Lammers J-WJ,Festen J,et al.Bronchial vagal tone and responsiveness to histamine,exercise and bronchodilators in adult patients with cystic fibrosis[J].Eur Respir J,1992,5(9):1083-1088.
9Heine RG,Button BM,Olinsky A,et al.Gastro-oesophageal reflux in infants under 6 months with cystic fibrosis[J].Arch Dis Child,1998,78(1):44-48.
10Ledson MJ,Tran J,Walshaw MJ.Prevalence and mechanisms of gastro-oesophageal reflux in adult cystic fibrosis patients[J].J R Soc Med,1998,91(1):7-9.
