| Literature DB >> 9950453 |
T Krishnan, A Sen, J S Choudhury, S Das, T N Naik, S K Bhattacharya.
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Year: 1999 PMID: 9950453 DOI: 10.1016/s0140-6736(05)74954-0
Source DB: PubMed Journal: Lancet ISSN: 0140-6736 Impact factor: 79.321