Anatomy and histology of the middle ear.
D000328:Adult; D002648:Child; D004432:Ear, Middle / Q000033:anatomy & histology* / Q000276:immunology / Q000502:physiology; D006801:Humans; D007231:Infant, Newborn; D009092:Mucous Membrane / Q000033:anatomy & histology / Q000502:physiology