High rate of detection of unsuspected distant metastases by PET in apparent Stage III non-small-cell lung cancer: implications for radical radiation therapy. - Mac Manus,M.P.; Hicks,R.J.; Matthews,J.P.; Hogg,A.; McKenzie,A.F.; Wirth,A.; Ware,R.E.; Ball,D.L. (Int J Radiat Oncol Biol Phys, 2001)