Objective: To clarify the etiology of Mycoplasma pneumonia (MP), adenovirus(ADV), respiratory syncytialvirus (RSV) and parainfluenza virus(PIV) of acute respiratory tract infections(ARTI) in the children of Shenzhen districts.

• 目的:探讨深圳地区儿童呼吸道感染肺炎支原体(MP)、腺病毒(ADV)、呼吸道合胞病毒(RSV)和副流感病毒(PIV)4种病原的感染情况。