| Literature DB >> 201045 |
I A Campbell, W G Middleton, G J McHardy, M V Shotter, R McKenzie, A B Kay.
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Year: 1977 PMID: 201045 PMCID: PMC470643 DOI: 10.1136/thx.32.4.424
Source DB: PubMed Journal: Thorax ISSN: 0040-6376 Impact factor: 9.139