title: Is bone-marrow sampling necessary in patients with small-cell lung cancer?
mesh_terms: D001706:Biopsy; D001853:Bone Marrow / Q000473:pathology*; D001859:Bone Neoplasms / Q000556:secondary*; D018288:Carcinoma, Small Cell / Q000473:pathology*; D005260:Female; D006801:Humans; D008175:Lung Neoplasms / Q000473:pathology*; D011379:Prognosis