Authors: M M Henderson; L H Kushi; D J Thompson; S L Gorbach; C K Clifford; W Insull; M Moskowitz; R S Thompson Journal: Prev Med Date: 1990-03 Impact factor: 4.018
Authors: N F Boyd; V McGuire; P Shannon; M Cousins; V Kriukov; L Mahoney; E Fish; L Lickley; G Lockwood; D Tritchler Journal: Lancet Date: 1988-07-16 Impact factor: 79.321