| Literature DB >> 2021752 |
B S Peters, D Coleman, E J Beck, J F Todd, J Main, J R Harris, A J Pinching, A Hill.
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Year: 1991 PMID: 2021752 PMCID: PMC1669134 DOI: 10.1136/bmj.302.6778.726-a
Source DB: PubMed Journal: BMJ ISSN: 0959-8138