a b/mit-bih-ecg-compression-test-database-1.0.0/11442_01.hea 

  1
  
11442_01 2 250 5120





  
  

  2
  
11442_01.dat 212 400 12 0 -36 17656 0 ECG





  
  

  3
  
11442_01.dat 212 400 12 0 155 7733 0 ECG