Figure 6.
Comparisons between the ECG signals and their spectra obtained by different electrodes: (a) lead II, (b) aVL, and (c) V6.
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.