A Randomized Trial Of PF-00299804 Taken Orally Versus Erlotinib Taken Orally For Treatment Of Advanced Non-Small Cell Lung Cancer That Has Progressed After One Or Two Prior Chemotherapy Regimen

Inclusion Criteria:

- advanced measurable Non-Small Cell Lung Cancer (NSCLC);

- progressed after 1-2 prior chemotherapy;

- Eastern Cooperative Oncology Group (ECOG) 0-2;

- tissue available for future KRAS/ EGFR testing

Exclusion Criteria:

- prior Epidermal Growth Factor Receptor (EGFR) targeted therapy;

- active or untreated Central Nervous System (CNS) metastases;