Figure A6.
Participants 16–18 with multiple gaps in HRV beat-to-beat duration before filtering and after filtering (NEEDED database).
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.