| Literature DB >> 2898603 |
B Polsky, P A Baron, J W Gold, J L Smith, R H Jensen, D Armstrong.
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Year: 1988 PMID: 2898603 DOI: 10.1016/s0140-6736(88)92261-1
Source DB: PubMed Journal: Lancet ISSN: 0140-6736 Impact factor: 79.321