Reads the data structure containing beat positions and all derived calculations from file
ReadFromFile(name, verbose=FALSE)
Returns the HRVData structure previously stored in the given file.
The name of the file to be used (without the .hrv extension)
Logical value that sets the verbose mode on or off
M. Lado, A. Mendez, D. Olivieri, L. Rodriguez, X. Vila
L. Rodriguez-Linares, A. Mendez, M. Lado, D. Olivieri, X. Vila, I. Gomez-Conde, "An open source tool for heart rate variability spectral analysis", Computer Methods and Programs in Biomedicine 103, 39-50, doi:10.1016/j.cmpb.2010.05.012 (2011)