[A congenital middle ear and pyramid cholesteatoma].
Wu
Liu-qing
LQ
wlq567lyt@yahoo.com.cn
D000293:Adolescent; D002781:Cholesteatoma / Q000151:congenital*; D018424:Cholesteatoma, Middle Ear / Q000151:congenital*; D006801:Humans; D008297:Male