| Literature DB >> 1678122 |
P Kusumakumary, R Sankaranarayanan, G Padmakumary, C Varghese, S R Kumar, M K Nair.
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Year: 1991 PMID: 1678122 DOI: 10.1016/0140-6736(91)91087-b
Source DB: PubMed Journal: Lancet ISSN: 0140-6736 Impact factor: 79.321