About HAYASHI RYUICHI
About 国立がんセ 東病院 頭頸部外科
About head and neck tumor
About nurse
About Surgical treatment for tumors
About Tumors(=neoplasms)of ear,nose,pharynx and larynx
About Rehabilitation
About 頭頸部外科
About 手術
About 喉頭
About 外科
About 頭頸部がん
About 再建外科