title: When is it asthma? A guide to effective diagnosis.
authors.affiliation: St Mary's Hospital, Portsmouth.
authors.forename: G
authors.initials: G
authors.lastname: Harrison
mesh_terms: D001249:Asthma / Q000175:diagnosis* / Q000451:nursing*; D003937:Diagnosis, Differential; D006801:Humans; D008173:Lung Diseases, Obstructive / Q000175:diagnosis*; D009730:Nursing Assessment / Q000379:methods*