| Literature DB >> 9831590 |
Abstract
Entities:
Keywords: BMJ (British Medical Journal); Biomedical and Behavioral Research; National Health Service
Mesh:
Year: 1998 PMID: 9831590 PMCID: PMC1114348 DOI: 10.1136/bmj.317.7171.1521a
Source DB: PubMed Journal: BMJ ISSN: 0959-8138