| Literature DB >> 4968543 |
H F Riddle, S Channell, W Blyth, D M Weir, M Lloyd, W M Amos, I W Grant.
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Year: 1968 PMID: 4968543 PMCID: PMC471790 DOI: 10.1136/thx.23.3.271
Source DB: PubMed Journal: Thorax ISSN: 0040-6376 Impact factor: 9.139