But there are signs that excessive inhalation of toothpaste residue may be one of the reasons leading to the disease.
但有迹象表明，牙膏残留过量吸入可能是导致这种疾病的原因之一。
2
Objective to evaluate the equivalence of compression atomized and ultrasonic atomized inhalation for patients with chronic obstructive pulmonary disease.
目的观察不同雾化吸入方法对慢性阻塞性肺疾病患者肺功能及血气的影响。
3
Objective To observe the therapeutic effect of nebulization of ventolin oxygen inhalation on acute exacerbations of chronic obstructive pulmonary disease.