| Literature DB >> 8350367 |
S B Fitzpatrick, M C Sullivan, R I Scanlon, S Long, B Hillman, A Fields, D Campbell.
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Year: 1993 PMID: 8350367 PMCID: PMC2568151
Source DB: PubMed Journal: J Natl Med Assoc ISSN: 0027-9684 Impact factor: 1.798