All of them had not been injected with mumps vaccine. [Conclusion] Grass-roots responses to infectious disease monitoring report insensitively,and delay in processing epidemic situat...

• 结论基层传染病监测报告反应不灵敏,延误了对疫情的处理,导致疫情不能及时控制,是造成疫情暴发的主要原因;大量易感人群积累,导致了疫情的发生。