1. The course and management of asthma and allergic diseases during pregnancy;Schatz,1993
2. Use of medication during pregnancy and lactation: general considerations;Abrams,1993
3. Management of asthma during pregnancy;National Asthma Education Program Report of the Working Group on Asthma and Pregnancy,1993
4. Birth defects and drugs in pregnancy;Heinonen,1977
5. First trimester drug use and congenital disorders;Aselton;Obstet Gynecol,1985