ALK and non-small cell lung carcinoma: Peters Peters S S Camidge Camidge DR DR Shaw Shaw AT AT Gadgeel Gadgeel S S Ahn Ahn JS JS Kim Kim D-W D-W Alectinib versus Crizotinib in untreated ALK-positive non-small-cell lung cancer Alectinib versus Crizotinib in untreated ALK-positive non-small-cell lung cancer N Engl J Med N Engl J Med 2017 2017 377 377 9 9 829 829 838 838 10.1056/NEJMoa1704795 10.1056/NEJMoa1704795 28586279 28586279