Add 12-lead ECG example (wfdb format)

Author: goldina

ExamplesWFDB/12-Leads/07017_hr.dat

@@ -0,0 +1,13 @@
+07017_hr 12 500 5000
+07017_hr.dat 16 1000.0(0)/mV 16 0 -130 44703 0 I
+07017_hr.dat 16 1000.0(0)/mV 16 0 -100 48875 0 II
+07017_hr.dat 16 1000.0(0)/mV 16 0 30 4196 0 III
+07017_hr.dat 16 1000.0(0)/mV 16 0 115 18560 0 AVR
+07017_hr.dat 16 1000.0(0)/mV 16 0 -80 53510 0 AVL
+07017_hr.dat 16 1000.0(0)/mV 16 0 -35 59606 0 AVF
+07017_hr.dat 16 1000.0(0)/mV 16 0 120 15235 0 V1
+07017_hr.dat 16 1000.0(0)/mV 16 0 150 15824 0 V2
+07017_hr.dat 16 1000.0(0)/mV 16 0 5 55296 0 V3
+07017_hr.dat 16 1000.0(0)/mV 16 0 -110 31419 0 V4
+07017_hr.dat 16 1000.0(0)/mV 16 0 -160 24592 0 V5
+07017_hr.dat 16 1000.0(0)/mV 16 0 -170 30462 0 V6

ExamplesWFDB/12-Leads/07017_hr.hea

@@ -1,4 +1,4 @@
 human_example 2 128 11520000 10:45:00
 human_example.dat 212 0/mV 12 0 -37 3499 0 Data1 (electrography,enable)
 human_example.dat 212 0/mV 12 0 -17 22174 0 Data2 (electrography,disable)
-#Mammal:human,Integration_level:electrocardiogram
+#Mammal:human,Integration_level:electrocardiogram