| Literature DB >> 6050286 |
M F O'Brien, J K Clarebrough, I G McDonald, G S Hale, H S Bray, J F Cade.
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Year: 1967 PMID: 6050286 PMCID: PMC471676 DOI: 10.1136/thx.22.5.387
Source DB: PubMed Journal: Thorax ISSN: 0040-6376 Impact factor: 9.139