| Literature DB >> 4555278 |
J E Walker, J W Albers, W W Tourtellotte, W G Henderson, A R Potvin, A Smith.
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Year: 1972 PMID: 4555278 DOI: 10.1016/0021-9681(72)90171-3
Source DB: PubMed Journal: J Chronic Dis ISSN: 0021-9681