[Basic and clinical studies on lymph node metastasis in hypopharyngeal cancer].
D000818:Animals; D004285:Dogs; D006801:Humans; D007012:Hypopharyngeal Neoplasms / Q000473:pathology*; D008196:Lymph / Q000502:physiology; D008198:Lymph Nodes / Q000473:pathology; D008207:Lymphatic Metastasis / Q000473:pathology*; D010610:Pharyngeal Neoplasms / Q000473:pathology*