We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleUse of anti-asthmatic drugs during pregnancy. 1. Maternal characteristics, pregnancy and delivery complications.AuthorsKällén B; Otterblad Olausson PPublicationEuropean journal of clinical pharmacology, 2007, Vol 63, Issue 4, p363ISSN0031-6970Publication typearticleDOI10.1007/s00228-006-0257-1