Methods Fluorescence PCR rapid detection, normal etiological separation and cultivation, phagelysis experiments, ATB automated identification system were used to make etiological detection and identification on probable and suspected cases, environmental water source and drinking water source samples. 方法采用荧光PCR快速检测、常规病原学分离培养、噬菌体裂解试验、ATB微生物自动鉴定系统等方法对疑似患者、环境水源水和饮用水采样,进行病原学的检测和鉴定。