Authors: R E Tarone; H M Hayes; R N Hoover; J F Rosenthal; L M Brown; L M Pottern; N Javadpour; K J O'Connell; R E Stutzman Journal: J Natl Cancer Inst Date: 1991-10-16 Impact factor: 13.506
Authors: H O Adami; R Bergström; M Möhner; W Zatoński; H Storm; A Ekbom; S Tretli; L Teppo; H Ziegler; M Rahu Journal: Int J Cancer Date: 1994-10-01 Impact factor: 7.396