| Literature DB >> 4984891 |
L P Levitt, G E Case, J S Neil, H L Casey, P Adler, S Ferreri, J J Witte.
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Year: 1970 PMID: 4984891 PMCID: PMC2031662
Source DB: PubMed Journal: Public Health Rep ISSN: 0094-6214 Impact factor: 2.792