a b/mit-bih-normal-sinus-rhythm-database-1.0.0/19830.hea 

  1
  
19830 2 128 10701824  9:56:00





  
  

  2
  
19830.dat 212 0 12 0 -87 4579 0 ECG1





  
  

  3
  
19830.dat 212 0 12 0 -85 -29057 0 ECG2





  
  

  4
  
# 50 F