| Literature DB >> 837111 |
P A Walden, E S Newlands, J C Coleman, M H Tattersall, K D Bagshawe.
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Year: 1977 PMID: 837111 PMCID: PMC1604516 DOI: 10.1136/bmj.1.6057.378-a
Source DB: PubMed Journal: Br Med J ISSN: 0007-1447