iewer- GUI for visualizing WFDB records and annotations
   wfdbtest        - Script to test installation of the Toolbox
	wfdbtime        - Converts sample index to WFDB Time based on WFDB record information
	wfdbtool        - Launches PhysioNet's Signal and Annotation Viewer ( LightWave )
   woody           - Perform signal averaging with alignment
   wqrs            - Finds the QRS complexes of a WFDB ECG record signal
   wrann           - Writes annotations for WFDB records into annotation files
   wrsamp