the study
http://jco.ascopubs.org/cgi/content/short/31/27/3335?rss=1 showed a small number of partial responses (good tumour shrinkage) and an average disease control time (PFS ) of over four months. Not startling..the overall survival was good (19 months average) but this reflects (more likely ) the better biology of EGFR m+ adenocarcinoma of the lung