Switch to side-by-side view

--- a
+++ b/ischemia_dataset/HR04053.hea
@@ -0,0 +1,19 @@
+HR04053 12 500 5000 04-Jun-2020 15:11:55
+HR04053.mat 16+24 200/mV 16 0 225 -23274 0 I
+HR04053.mat 16+24 200/mV 16 0 65 24488 0 II
+HR04053.mat 16+24 200/mV 16 0 -160 -17775 0 III
+HR04053.mat 16+24 200/mV 16 0 -145 32284 0 aVR
+HR04053.mat 16+24 200/mV 16 0 192 30119 0 aVL
+HR04053.mat 16+24 200/mV 16 0 -47 3613 0 aVF
+HR04053.mat 16+24 200/mV 16 0 -445 -1060 0 V1
+HR04053.mat 16+24 200/mV 16 0 -215 -12602 0 V2
+HR04053.mat 16+24 200/mV 16 0 -240 -9154 0 V3
+HR04053.mat 16+24 200/mV 16 0 140 2097 0 V4
+HR04053.mat 16+24 200/mV 16 0 5 11830 0 V5
+HR04053.mat 16+24 200/mV 16 0 260 -4476 0 V6
+#Age: 85
+#Sex: Male
+#Dx: 164861001,164865005,164873001,164884008,426783006,429622005,59931005
+#Rx: Unknown
+#Hx: Unknown
+#Sx: Unknown