Switch to side-by-side view

--- a
+++ b/paf-prediction-challenge-database-1.0.0/t83.hea
@@ -0,0 +1,3 @@
+t83 2 128 230400
+t83.dat 16 200/mV 12 0 -12 31646 0 ECG0
+t83.dat 16 200/mV 12 0 -14 29726 0 ECG1