insulated-tip diathermic knife IT knife

Angle between left principal bronchus and trachea

apical bronchus

Benign neoplasm of bronchus and lung

broken tooth dropped into right bronchus

Bronchus

bronchus associated-lymphoid tissue

Bronchus asthma

Bronchus asthma of hormone dependence

bronchus attractive tube

Bronchus cancer

bronchus clamp

bronchus cotton applicator

bronchus endoscopy

Bronchus epithelial cell

bronchus forceps

bronchus foreign body

bronchus foreign clamp

bronchus foreign matter