Authors: P Autier; J F Doré; S Négrier; D Liénard; R Panizzon; F J Lejeune; D Guggisberg; A M Eggermont Journal: J Natl Cancer Inst Date: 1999-08-04 Impact factor: 13.506
Authors: A Green; G Williams; R Neale; V Hart; D Leslie; P Parsons; G C Marks; P Gaffney; D Battistutta; C Frost; C Lang; A Russell Journal: Lancet Date: 1999-08-28 Impact factor: 79.321