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

File: <base>/training/ningbo/g2/JS12310.hea (762 bytes) 
JS12310 12 500 5000
JS12310.mat 16x1+24 1000.0(0)/mV 16 0 -15 21437 0 I
JS12310.mat 16x1+24 1000.0(0)/mV 16 0 24 31164 0 II
JS12310.mat 16x1+24 1000.0(0)/mV 16 0 39 9677 0 III
JS12310.mat 16x1+24 1000.0(0)/mV 16 0 -5 -20198 0 aVR
JS12310.mat 16x1+24 1000.0(0)/mV 16 0 -29 -235 0 aVL
JS12310.mat 16x1+24 1000.0(0)/mV 16 0 29 14343 0 aVF
JS12310.mat 16x1+24 1000.0(0)/mV 16 0 -44 -23372 0 V1
JS12310.mat 16x1+24 1000.0(0)/mV 16 0 88 -12288 0 V2
JS12310.mat 16x1+24 1000.0(0)/mV 16 0 122 2903 0 V3
JS12310.mat 16x1+24 1000.0(0)/mV 16 0 63 -30940 0 V4
JS12310.mat 16x1+24 1000.0(0)/mV 16 0 49 26346 0 V5
JS12310.mat 16x1+24 1000.0(0)/mV 16 0 -73 -28273 0 V6
# Age: 77
# Sex: Male
# Dx: 426783006,270492004,55827005,55930002
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown