title: Histopathologic study of esophageal squamous cell carcinoma treated preoperatively with Pingyangmycin.
mesh_terms: D001761:Bleomycin / Q000627:therapeutic use*; D002294:Carcinoma, Squamous Cell / Q000188:drug therapy / Q000473:pathology*; D004938:Esophageal Neoplasms / Q000188:drug therapy / Q000473:pathology*; D006801:Humans; D011300:Preoperative Care
chemical_list: D001761:Bleomycin