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

File: <base>/training/cpsc_2018/g1/A0574.hea (696 bytes) 
A0574 12 500 5000
A0574.mat 16x1+24 1000.0(0)/mV 16 0 8 -1921 0 I
A0574.mat 16x1+24 1000.0(0)/mV 16 0 25 -1535 0 II
A0574.mat 16x1+24 1000.0(0)/mV 16 0 17 386 0 III
A0574.mat 16x1+24 1000.0(0)/mV 16 0 -16 1181 0 aVR
A0574.mat 16x1+24 1000.0(0)/mV 16 0 -4 -1059 0 aVL
A0574.mat 16x1+24 1000.0(0)/mV 16 0 21 -84 0 aVF
A0574.mat 16x1+24 1000.0(0)/mV 16 0 119 2188 0 V1
A0574.mat 16x1+24 1000.0(0)/mV 16 0 130 1716 0 V2
A0574.mat 16x1+24 1000.0(0)/mV 16 0 96 -28 0 V3
A0574.mat 16x1+24 1000.0(0)/mV 16 0 147 -1819 0 V4
A0574.mat 16x1+24 1000.0(0)/mV 16 0 145 -2368 0 V5
A0574.mat 16x1+24 1000.0(0)/mV 16 0 305 -2316 0 V6
# Age: 76
# Sex: Male
# Dx: 59118001
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown