Authors: M L Burr; A M Fehily; J F Gilbert; S Rogers; R M Holliday; P M Sweetnam; P C Elwood; N M Deadman Journal: Lancet Date: 1989-09-30 Impact factor: 79.321
Authors: R H Bradford; C L Shear; A N Chremos; C Dujovne; M Downton; F A Franklin; A L Gould; M Hesney; J Higgins; D P Hurley Journal: Arch Intern Med Date: 1991-01