| Literature DB >> 9033475 |
L H Lassen, M Ashina, I Christiansen, V Ulrich, J Olesen.
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Year: 1997 PMID: 9033475 DOI: 10.1016/s0140-6736(97)80021-9
Source DB: PubMed Journal: Lancet ISSN: 0140-6736 Impact factor: 79.321