RT Journal Article SR Electronic T1 Diagnostic error in the hospital presentation of acute asthma JF Clinical Medicine JO Clin Med FD Royal College of Physicians SP 189 OP 189 DO 10.7861/clinmedicine.3-2-189 VO 3 IS 2 A1 Nicholas Innes YR 2003 UL http://www.rcpjournals.org/content/3/2/189.1.abstract AB