| Literature DB >> 4316757 |
M D Yow, J L Melnick, R J Blattner, W B Stephenson, N M Robinson, M A Burkhardt.
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Year: 1970 PMID: 4316757 DOI: 10.1093/oxfordjournals.aje.a121177
Source DB: PubMed Journal: Am J Epidemiol ISSN: 0002-9262 Impact factor: 4.897