| Literature DB >> 1972229 |
J L Simpson, S Elias, C D Morgan, L Shulman, E Umstot, R N Andersen.
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Year: 1990 PMID: 1972229 DOI: 10.1016/0140-6736(90)91485-s
Source DB: PubMed Journal: Lancet ISSN: 0140-6736 Impact factor: 79.321