| Verified | Status | Citation | Memento |
|---|---|---|---|
| 2016.04.28 | a | http://www.cdc.gov/nchs/data/nvsr/nvsr64/nvsr64_01.pdf |
|
| 2016.04.28 | a | http://www.cdc.gov/nchs/data/databrief/db18.pdf |
|