- April 4, 2023: National Adolescent Immunization Action Week, April 3-7, 2023, Commissioner Amler MD letter (WCDOH)
- April 20, 2021: National Immunization Awareness Month (NIAM) Provider Letter (WCDOH)
- July 31, 2020: National Immunization Awareness Month (NIAM) Provider Letter (WCDOH)
- June 10, 2020: Routine Immunization Guidance during the COVID-19 Pandemic (WCDOH)
- April 22, 2020: Commissioner's Letter to Health Care Providers Regarding the Importance of Timely Childhood Vaccination During the COVID-19 Outbreak
- Aug. 28, 2019: Current CDC Vaccine Information Statements
