Asthma guidelinesAuthors’ replyHiggins, B GDouglas, GAuthor information1Freeman Hospital, Newcastle upon Tyne, UK2Aberdeen Royal Infirmary, Aberdeen, UKCorrespondence to: Dr B G Higgins, Freeman Hospital, Newcastle upon Tyne NE7 7DN, UK; [email protected]Thorax 58(8):p 735, August 2003.Copyright © 2003 THORAX