1. British guideline on the management of asthma;Thorax,2003
2. British Thoracic Society: Guidelines for the management of community acquired pneumonia. Thorax 2001; 56 (suppl IV); 2004; 59: 364–6 (update).
3. Respiratory disease;De Swiet,2002
4. Cessation of asthma medication in early pregnancy;Enriquez;Am J Obstet Gynecol,2006
5. Pregnancy in cystic fibrosis lung transplant recipients: Case series and review;Gyy;J Cyst Fibrosis,2006