title: [Chromolymphography as a guide to the dissection of mediastinal lymph nodes].
mesh_terms: D002734:Chlorophyll; D004938:Esophageal Neoplasms / Q000601:surgery; D006801:Humans; D008197:Lymph Node Excision / Q000379:methods*; D008207:Lymphatic Metastasis; D008220:Lymphography / Q000379:methods*; D008482:Mediastinum
chemical_list: D002734:Chlorophyll