| Literature DB >> 519491 |
J A Vale, T J Meredith, P Crome, M Helliwell, G N Volans, B Widdop, R Goulding.
Abstract
Entities:
Mesh:
Substances:
Year: 1979 PMID: 519491 PMCID: PMC1597105 DOI: 10.1136/bmj.2.6202.1435
Source DB: PubMed Journal: Br Med J ISSN: 0007-1447