The U.S. medical countermeasures (MCMs) enterprise is interconnected, complex, and dynamic. It includes public and private entities that develop and manufacture new and existing MCMs, ensure procurement, storage, and distribution of MCMs, and administer, monitor, and evaluate MCMs. The interagency group known as the Public Health Emergency Medical Countermeasures Enterprise (PHEMCE) is the nation's sole coordinating body, responsible for ensuring...