| Property | Value |
| Location | Cambridge, United States |
| Country | United States |
| Domain | Date |
| millionhearts.hhs.gov | 2024-09-13 |
| wwwnc.cdc.gov | 2024-08-11 |
| blogs.cdc.gov | 2024-08-02 |
| millionheartsns.hhs.gov | 2024-08-01 |
| covid.cdc.gov | 2024-07-31 |
| www.vaccines.gov | 2023-07-16 |