Switch to side-by-side view

--- a
+++ b/ischemia_dataset/Q3356.hea
@@ -0,0 +1,19 @@
+Q3356 12 500 5000 15-May-2020 15:35:30
+Q3356.mat 16+24 1000/mV 16 0 20 -54 0 I
+Q3356.mat 16+24 1000/mV 16 0 -41 21 0 II
+Q3356.mat 16+24 1000/mV 16 0 -61 20 0 III
+Q3356.mat 16+24 1000/mV 16 0 10 57 0 aVR
+Q3356.mat 16+24 1000/mV 16 0 40 -11 0 aVL
+Q3356.mat 16+24 1000/mV 16 0 -51 -18 0 aVF
+Q3356.mat 16+24 1000/mV 16 0 60 38 0 V1
+Q3356.mat 16+24 1000/mV 16 0 94 21 0 V2
+Q3356.mat 16+24 1000/mV 16 0 43 -26 0 V3
+Q3356.mat 16+24 1000/mV 16 0 14 9 0 V4
+Q3356.mat 16+24 1000/mV 16 0 -7 -29 0 V5
+Q3356.mat 16+24 1000/mV 16 0 -51 -5 0 V6
+#Age: 75
+#Sex: Female
+#Dx: 164889003,164861001
+#Rx: Unknown
+#Hx: Unknown
+#Sx: Unknown