Will Two Do? Varying Dimensions in Electrocardiography: The PhysioNet/Computing in Cardiology Challenge 2021 1.0.3

File: <base>/training/chapman_shaoxing/g8/JS07721.hea (749 bytes) 
JS07721 12 500 5000
JS07721.mat 16x1+24 1000.0(0)/mV 16 0 -20 -18103 0 I
JS07721.mat 16x1+24 1000.0(0)/mV 16 0 -78 -17867 0 II
JS07721.mat 16x1+24 1000.0(0)/mV 16 0 -59 52 0 III
JS07721.mat 16x1+24 1000.0(0)/mV 16 0 49 23591 0 aVR
JS07721.mat 16x1+24 1000.0(0)/mV 16 0 20 -14814 0 aVL
JS07721.mat 16x1+24 1000.0(0)/mV 16 0 -68 -14559 0 aVF
JS07721.mat 16x1+24 1000.0(0)/mV 16 0 -29 -26666 0 V1
JS07721.mat 16x1+24 1000.0(0)/mV 16 0 10 32104 0 V2
JS07721.mat 16x1+24 1000.0(0)/mV 16 0 -254 -20630 0 V3
JS07721.mat 16x1+24 1000.0(0)/mV 16 0 986 6206 0 V4
JS07721.mat 16x1+24 1000.0(0)/mV 16 0 -1493 22006 0 V5
JS07721.mat 16x1+24 1000.0(0)/mV 16 0 156 9117 0 V6
# Age: 76
# Sex: Male
# Dx: 426177001,55827005
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown