Etiology of acute lower respiratory infection in children 急性下呼吸道感染住院患儿细菌病原学调查
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Secondhand smoke exposure causes acute lower respiratory infections such as bronchitis and pneumonia in infants and young children 暴露于二手烟的环境之中,婴儿和年幼的儿童可能会发生急性下呼吸道感染,例如支气管炎,肺炎。