--- a
+++ b/ischemia_dataset/HR21504.hea
@@ -0,0 +1,19 @@
+HR21504 12 500 5000 04-Jun-2020 21:57:08
+HR21504.mat 16+24 200/mV 16 0 -685 2167 0 I
+HR21504.mat 16+24 200/mV 16 0 -340 -8673 0 II
+HR21504.mat 16+24 200/mV 16 0 345 -10827 0 III
+HR21504.mat 16+24 200/mV 16 0 512 2522 0 aVR
+HR21504.mat 16+24 200/mV 16 0 -515 6745 0 aVL
+HR21504.mat 16+24 200/mV 16 0 2 -10041 0 aVF
+HR21504.mat 16+24 200/mV 16 0 1305 27500 0 V1
+HR21504.mat 16+24 200/mV 16 0 1235 -2624 0 V2
+HR21504.mat 16+24 200/mV 16 0 540 4271 0 V3
+HR21504.mat 16+24 200/mV 16 0 -20 13925 0 V4
+HR21504.mat 16+24 200/mV 16 0 -660 -4938 0 V5
+HR21504.mat 16+24 200/mV 16 0 -590 3217 0 V6
+#Age: 58
+#Sex: Female
+#Dx: 164861001,164873001,164884008,39732003,426783006
+#Rx: Unknown
+#Hx: Unknown
+#Sx: Unknown