Fig. 1From: Low-density lipoprotein cholesterol levels are positively associated with the risk of endobronchial biopsy-induced refractory hemorrhage in patients with lung cancerMicroscopic appearance (H&E). Histological types of lung adenocarcinoma (a, × 400), lung squamous cell carcinoma (b, × 100), and small-cell lung carcinoma (c, × 400)Back to article page