| Literature DB >> 4428455 |
R M Lowenthal, J M Gumpel, L Kreel, J E McLaughlin, D B Skeggs.
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Year: 1974 PMID: 4428455 PMCID: PMC470197 DOI: 10.1136/thx.29.5.553
Source DB: PubMed Journal: Thorax ISSN: 0040-6376 Impact factor: 9.139