title: Adjuvant Chemotherapy, Retrospective Cohorts, and the Immortal Time Bias.
authors: Thoracic Department, Mutualist Institute Montsouris, Paris, France. Electronic address: philippe.girard@imm.fr.
authors: Philippe
authors: P
authors: Girard
authors: Thoracic Department, Mutualist Institute Montsouris, Faculty of Medicine, Health, Medicine, and Human Biology, Sorbonne University, Paris, France.
authors: Agathe
authors: A
authors: Seguin-Givelet
mesh_terms: D015982:Bias; D017024:Chemotherapy, Adjuvant; D006801:Humans; D008175:Lung Neoplasms; D012189:Retrospective Studies; D013997:Time Factors