title: Invited commentary.
authors.affiliation: Istituto Europeo di Oncologia, Via G Ripamonti 435, Milan, I-20141 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: D000230:Adenocarcinoma / Q000145:classification* / Q000401:mortality / Q000473:pathology; D002282:Adenocarcinoma, Bronchiolo-Alveolar / Q000145:classification* / Q000401:mortality / Q000473:pathology; D006801:Humans; D008175:Lung Neoplasms / Q000145:classification* / Q000401:mortality / Q000473:pathology