Authors: D T Janerich; W D Thompson; L R Varela; P Greenwald; S Chorost; C Tucci; M B Zaman; M R Melamed; M Kiely; M F McKneally Journal: N Engl J Med Date: 1990-09-06 Impact factor: 91.245
Authors: E T Fontham; P Correa; A WuWilliams; P Reynolds; R S Greenberg; P A Buffler; V W Chen; P Boyd; T Alterman; D F Austin Journal: Cancer Epidemiol Biomarkers Prev Date: 1991 Nov-Dec Impact factor: 4.254