About AKAMINE SHINJI
About OKA TADAYUKI
About TAKAHASHI TAKAO
About MORINAGA MASAFUMI
About NAGAYASU TAKESHI
About MURAOKA MASASHI
About SAWADA TAKAHIRO
About YAMAYOSHI TAKAYUKI
About AYABE HIROYOSHI
About stenosis
About 声門下狭窄
About Surgical treatment for respiratory system diseases
About 声門下狭窄
About Tチューブ