Br Med J. 1944 Jul 29;2(4360):150. doi: 10.1136/bmj.2.4360.150.
British medical journal
G S Hallett, A J Drennan
PMID: 20785567 PMCID: PMC2285900 DOI: 10.1136/bmj.2.4360.150
[No abstract available.]