| Literature DB >> 7934481 |
N Miranda, P Oliveira, M J Frade, J Melo, M S Marques, A Parreira.
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Year: 1994 PMID: 7934481 DOI: 10.1016/s0140-6736(94)91756-6
Source DB: PubMed Journal: Lancet ISSN: 0140-6736 Impact factor: 79.321