Home COVID-19 Magellan Healthcare Response Coronavirus Information Sources World Health Organization (WHO) Working with 194 Member States across six regions, the WHO is committed to achieving better health for everyone, everywhere. Centers for Disease Control & Prevention (CDC) CDC is one of the major operating components of the U.S. Department of Health and Human Services. State Departments of Health State health departments provide local public health information and services. Stay informed on today's most important behavioral health topics Sign up to receive information and updates from Magellan Healthcare on behavioral health webinars and education! Sign up today!