| Literature DB >> 15321975 |
P Clarke, M J Robinson, P J Powell.
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Year: 2004 PMID: 15321975 PMCID: PMC1721743 DOI: 10.1136/adc.2003.046664
Source DB: PubMed Journal: Arch Dis Child Fetal Neonatal Ed ISSN: 1359-2998 Impact factor: 5.747