与"obstruction of respiratory ract"相近的词条

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• obstruction of pharynx
• Obstruction of precerebral artery
• obstruction of pulmonary qi
• obstruction of qi activities
• obstruction of qi in the chest
• obstruction of respiratory ract
• Obstruction of salivary duct
• obstruction of small intestine
• obstruction of superior vena cava
• obstruction of tarsal glands
• obstruction of the air passage
• obstruction of the bile duct
• obstruction of the bladder-qi
• obstruction of the blood circulation
• obstruction of the channels
• obstruction of the heart-qi

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