Authors: P Knekt; A Aromaa; J Maatela; R K Aaran; T Nikkari; M Hakama; T Hakulinen; R Peto; E Saxén; L Teppo Journal: Am J Epidemiol Date: 1988-01 Impact factor: 4.897
Authors: P Heino; C Eklund; V Fredriksson-Shanazarian; S Goldman; J T Schiller; J Dillner Journal: J Natl Cancer Inst Date: 1995-03-15 Impact factor: 13.506
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