RT Journal Article SR Electronic T1 Too old to have a tumour of the young? JF Breathe JO Breathe FD European Respiratory Society SP 381 OP 382 DO 10.1183/18106838.0304.381 VO 3 IS 4 A1 D. Craig A1 C.M. Ohri A1 R. Benson A1 C.J. Hunter YR 2007 UL http://breathe.ersjournals.com/content/3/4/381.abstract AB