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

File: <base>/training/cpsc_2018/g5/A4256.hea (685 bytes) 
A4256 12 500 7000
A4256.mat 16x1+24 1000.0(0)/mV 16 0 -139 -41 0 I
A4256.mat 16x1+24 1000.0(0)/mV 16 0 -45 -45 0 II
A4256.mat 16x1+24 1000.0(0)/mV 16 0 95 31 0 III
A4256.mat 16x1+24 1000.0(0)/mV 16 0 91 35 0 aVR
A4256.mat 16x1+24 1000.0(0)/mV 16 0 -116 -10 0 aVL
A4256.mat 16x1+24 1000.0(0)/mV 16 0 24 -38 0 aVF
A4256.mat 16x1+24 1000.0(0)/mV 16 0 70 48 0 V1
A4256.mat 16x1+24 1000.0(0)/mV 16 0 -46 34 0 V2
A4256.mat 16x1+24 1000.0(0)/mV 16 0 -129 -40 0 V3
A4256.mat 16x1+24 1000.0(0)/mV 16 0 -206 -13 0 V4
A4256.mat 16x1+24 1000.0(0)/mV 16 0 -197 -29 0 V5
A4256.mat 16x1+24 1000.0(0)/mV 16 0 -167 13 0 V6
# Age: 55
# Sex: Male
# Dx: 59118001
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown