| Literature DB >> 9107251 |
E O Caul, P J Horner, J Leece, T Crowley, L Paul, G Davey-Smith.
Abstract
Entities:
Mesh:
Substances:
Year: 1997 PMID: 9107251 DOI: 10.1016/s0140-6736(05)62293-3
Source DB: PubMed Journal: Lancet ISSN: 0140-6736 Impact factor: 79.321