           rawUnits=3 -returns both tm and signal as 16 bit integers (short). Use Fs to convert tm to seconds.
               rawUnits=4 -returns both tm and signal as 64 bit integers (long). Use Fs to convert tm to seconds.

 highResolution
      A 1x1 boolean (default =0). If true, reads the record in high
      resolution mode.


 Written by Ikaro Silva, 2013
 Last Modified: October 30, 2014
 Version 1.4

 Since 0.0.1

 %Example 1- Read a signal from PhysioNet's Remote server:
[tm, signal]=rdsamp('mitdb/