title: Common familial component in lung cancer and chronic obstructive pulmonary disease.
mesh_terms: D002294:Carcinoma, Squamous Cell / Q000209:etiology / Q000235:genetics*; D006801:Humans; D008173:Lung Diseases, Obstructive / Q000150:complications / Q000235:genetics*; D008175:Lung Neoplasms / Q000209:etiology / Q000235:genetics*