ftp.cdc.gov - /pub/HEALTH_STATISTICS/NCHS/Dataset_Documentation/DVS/period-cohort-linked/

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 9/16/2019  3:26 PM       514911 17PE16CO_linkedUG.pdf
 5/12/2021  6:32 PM       888120 18PE17CO_linkedUG.pdf
  9/2/2021  9:45 AM       603499 19PE18CO_linkedUG.pdf
 2/28/2023  9:39 AM      2073084 20PE19CO_linkedUG.pdf
 7/21/2023  2:24 AM      1400424 21PE20CO_linkedUG.pdf
 8/30/2024 12:04 AM      7542549 22PE21CO_linkedUG.pdf