Response to letter to the editor.
Maria Antonietta
MA
Mazzei
Maurizio
M
Zompatori
Luca
L
Volterrani
D002289:Carcinoma, Non-Small-Cell Lung / Q000473:pathology*; D005260:Female; D006801:Humans; D008175:Lung Neoplasms / Q000473:pathology*; D008207:Lymphatic Metastasis; D008297:Male; D008482:Mediastinum / Q000473:pathology*