Wang Wang S S Ma Ma P P Ma Ma G G Lv Lv Z Z Wu Wu F F Guo Guo M M Value of serum tumor markers for predicting EGFR mutations and positive ALK expression in 1089 Chinese non-small-cell lung cancer patients: a retrospective analysis Value of serum tumor markers for predicting EGFR mutations and positive ALK expression in 1089 Chinese non-small-cell lung cancer patients: a retrospective analysis Eur J Cancer [Internet] Eur J Cancer [Internet] 2020 2020 124 124 1 1 14 14 Available from Available from 10.1016/j.ejca.2019.10.005 10.1016/j.ejca.2019.10.005 31707279 31707279. The gene discussed is ALK; the disease is cancer.