| Literature DB >> 6474396 |
A J Williams, C J Smallpiece, D C Watson, A B Mostafa, L K Harding.
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Year: 1984 PMID: 6474396 PMCID: PMC1020526 DOI: 10.1136/thx.39.8.638-b
Source DB: PubMed Journal: Thorax ISSN: 0040-6376 Impact factor: 9.139