Methods The respiratory syncytial virus (RSV), influenza virus (IFV) A and B, parainfluenza virus (PIV) 1, 2 and 3 and adenovirus (ADV) were detected in 2209 infants with ALRI by direct immunofluorescence method.

• 方法 采用直接免疫荧光法检测2 2 0 9例急性下呼吸道感染患儿呼吸道诱导痰中脱落纤毛柱状上皮细胞中的呼吸道合胞病毒、流感病毒A型及B型、副流感病毒 1、 2、 3型、腺病毒。