| Literature DB >> 6118795 |
R W Smithells, S Sheppard, C J Schorah, M J Seller, N C Nevin, R Harris, A P Read, D W Fielding, S Walker.
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Year: 1981 PMID: 6118795 DOI: 10.1016/s0140-6736(81)92841-5
Source DB: PubMed Journal: Lancet ISSN: 0140-6736 Impact factor: 79.321