Authors: J B Ferriss; J J Brown; R Fraser; E Haywood; D L Davies; A W Kay; A F Lever; J I Robertson; K Owen; W S Peart Journal: Br Med J Date: 1975-01-18
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Authors: G P Hodsman; J J Brown; A M Cumming; D L Davies; B W East; A F Lever; J J Morton; G D Murray; I Robertson; J I Robertson Journal: Br Med J (Clin Res Ed) Date: 1983-11-12
Authors: A B Atkinson; J J Brown; A M Cumming; R Fraser; A F Lever; B J Leckie; J J Morton; J I Robertson Journal: Br Med J (Clin Res Ed) Date: 1982-03-06