Authors: D J Thomas; G H du Boulay; J Marshall; T C Pearson; R W Ross Russell; L Symon; G Wetherley-Mein; E Zilkha Journal: Lancet Date: 1977-07-23 Impact factor: 79.321
Authors: P R Humphrey; G H Du Boulay; J Marshall; T C Pearson; R W Russell; L Symon; G Wetherley-Mein; E Zilkha Journal: Lancet Date: 1979-10-27 Impact factor: 79.321