If your phone is ringing off the hook with questions about COVID-19 vaccines, the Centers for Disease Control and Prevention (CDC) provides handy tools to address a plethora of issues. Details: On Dec. 11, 2020, the Food and Drug Administration (FDA) issued an emergency use authorization for the Pfizer-BioNTech COVID-19 vaccine for individuals 16 years of age and older. On Dec. 18, 2020, the Moderna vaccine got the greenlight for patients 18 and older. Now: The CDC online materials give tips on patient communications, storage and handling, reporting and tracking, and more — for both vaccines. Resource: Find the CDC tools at www.cdc.gov/vaccines/covid-19/index.html.