| Literature DB >> 5039449 |
H M Stevenson, S K Pandit, J W Dundee, S McDowell, J D Morrison.
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Year: 1972 PMID: 5039449 PMCID: PMC472592 DOI: 10.1136/thx.27.3.334
Source DB: PubMed Journal: Thorax ISSN: 0040-6376 Impact factor: 9.139