--- a
+++ b/Training_PTB/S0521.hea
@@ -0,0 +1,19 @@
+S0521 12 1000 120012 15-May-2020 15:22:05
+S0521.mat 16+24 2000000/mV 16 0 713 11815 0 I
+S0521.mat 16+24 2000000/mV 16 0 148 -9686 0 II
+S0521.mat 16+24 2000000/mV 16 0 -565 -22844 0 III
+S0521.mat 16+24 2000000/mV 16 0 -430 32347 0 aVR
+S0521.mat 16+24 2000000/mV 16 0 639 -13106 0 aVL
+S0521.mat 16+24 2000000/mV 16 0 -209 -16846 0 aVF
+S0521.mat 16+24 2000000/mV 16 0 -145 -22504 0 V1
+S0521.mat 16+24 2000000/mV 16 0 -255 5739 0 V2
+S0521.mat 16+24 2000000/mV 16 0 -37 -1402 0 V3
+S0521.mat 16+24 2000000/mV 16 0 266 18028 0 V4
+S0521.mat 16+24 2000000/mV 16 0 -218 -2582 0 V5
+S0521.mat 16+24 2000000/mV 16 0 -212 32004 0 V6
+#Age: NaN
+#Sex: male
+#Dx: 426783006
+#Rx: Unknown
+#Hx: Unknown
+#Sx: Unknown