--- a
+++ b/wpw_dataset/HR21396.hea
@@ -0,0 +1,19 @@
+HR21396 12 500 5000 04-Jun-2020 21:57:08
+HR21396.mat 16+24 200/mV 16 0 -10 16092 0 I
+HR21396.mat 16+24 200/mV 16 0 90 -3527 0 II
+HR21396.mat 16+24 200/mV 16 0 100 -19620 0 III
+HR21396.mat 16+24 200/mV 16 0 -40 25551 0 aVR
+HR21396.mat 16+24 200/mV 16 0 -55 17784 0 aVL
+HR21396.mat 16+24 200/mV 16 0 95 20306 0 aVF
+HR21396.mat 16+24 200/mV 16 0 100 14913 0 V1
+HR21396.mat 16+24 200/mV 16 0 75 9920 0 V2
+HR21396.mat 16+24 200/mV 16 0 40 -1404 0 V3
+HR21396.mat 16+24 200/mV 16 0 80 -19121 0 V4
+HR21396.mat 16+24 200/mV 16 0 -115 -11778 0 V5
+HR21396.mat 16+24 200/mV 16 0 -100 -11735 0 V6
+#Age: 38
+#Sex: Female
+#Dx: 164951009,39732003,426783006,74390002
+#Rx: Unknown
+#Hx: Unknown
+#Sx: Unknown