title: Invited commentary.
authors.affiliation: Istituto Europeo di Oncologia ed Università degli Studi di Milano, Via G. Ripamonti, 435, Milan, Italy. giuseppe.pelosi@ieo.it
authors.forename: Giuseppe
authors.initials: G
authors.lastname: Pelosi
authors.forename: Juan
authors.initials: J
authors.lastname: Rosai
mesh_terms: D002289:Carcinoma, Non-Small-Cell Lung / Q000401:mortality / Q000556:secondary* / Q000601:surgery; D005260:Female; D006801:Humans; D008175:Lung Neoplasms / Q000401:mortality / Q000473:pathology* / Q000601:surgery; D008297:Male; D009361:Neoplasm Invasiveness / Q000473:pathology; D009367:Neoplasm Staging; D010997:Pleural Neoplasms / Q000401:mortality / Q000556:secondary*; D011379:Prognosis; D016019:Survival Analysis; D047368:Tumor Burden