MMWR Morb Mortal Wkly Rep. 1993 Mar 26;42(11):197-200.
During November 1992, cases of pertussis among students in Massachusetts and Maryland were reported to the respective state health departments. This report summarizes the investigation of and approaches to controlling these outbreaks.
1992年11月期间，马萨诸塞州和马里兰州的学生中出现了百日咳病例，并已分别上报给各自州的卫生部门。本报告总结了对这些疫情的调查情况及控制措施。
