Switch to side-by-side view

--- a
+++ b/ischemia_dataset/HR12722.hea
@@ -0,0 +1,19 @@
+HR12722 12 500 5000 04-Jun-2020 21:57:08
+HR12722.mat 16+24 200/mV 16 0 -35 -5311 0 I
+HR12722.mat 16+24 200/mV 16 0 30 -31464 0 II
+HR12722.mat 16+24 200/mV 16 0 65 -26163 0 III
+HR12722.mat 16+24 200/mV 16 0 2 18547 0 aVR
+HR12722.mat 16+24 200/mV 16 0 -50 10614 0 aVL
+HR12722.mat 16+24 200/mV 16 0 47 -28713 0 aVF
+HR12722.mat 16+24 200/mV 16 0 5 28890 0 V1
+HR12722.mat 16+24 200/mV 16 0 -260 20176 0 V2
+HR12722.mat 16+24 200/mV 16 0 340 -15509 0 V3
+HR12722.mat 16+24 200/mV 16 0 355 3407 0 V4
+HR12722.mat 16+24 200/mV 16 0 0 0 0 V5
+HR12722.mat 16+24 200/mV 16 0 0 1595 0 V6
+#Age: 85
+#Sex: Female
+#Dx: 164861001,164865005,164947007,426177001,429622005
+#Rx: Unknown
+#Hx: Unknown
+#Sx: Unknown