--- a
+++ b/paf-prediction-challenge-database-1.0.0/n20.hea
@@ -0,0 +1,3 @@
+n20 2 128 230400
+n20.dat 16 200/mV 12 0 -23 -25299 0 ECG0
+n20.dat 16 200/mV 12 0 2 8216 0 ECG1