Switch to side-by-side view

--- a
+++ b/paf-prediction-challenge-database-1.0.0/n27.hea
@@ -0,0 +1,3 @@
+n27 2 128 230400
+n27.dat 16 200/mV 12 0 -119 -24228 0 ECG0
+n27.dat 16 200/mV 12 0 -101 28 0 ECG1