P Littlejohns. Show Affiliations »
Abstract
Mesh: See more » AdultAsthma/diagnosisBronchitis/diagnosisDiagnosis, DifferentialHumansMiddle Aged
Year: 1991 PMID: 1777287 PMCID: PMC1371768
Source DB: PubMed Journal: Br J Gen Pract ISSN: 0960-1643 Impact factor: 5.386