Central Massachusetts Emergency Dispatch马塞诸塞州中部紧急报警 Certified Member of the Engine Department注册会员的引擎 Colorado Medtech, Inc.科罗拉多Medtech有限公司 Centralized Medical Emergency Direction集中的医疗急救的方向 Coordinated Medical Emergency Direction协调医疗紧急情况的方向 Central Medical Emergency Dispatch中央紧急医疗援助