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

File: <base>/training/cpsc_2018/g4/A3255.hea (702 bytes) 
A3255 12 500 11500
A3255.mat 16x1+24 1000.0(0)/mV 16 0 154 1215 0 I
A3255.mat 16x1+24 1000.0(0)/mV 16 0 203 3888 0 II
A3255.mat 16x1+24 1000.0(0)/mV 16 0 49 2673 0 III
A3255.mat 16x1+24 1000.0(0)/mV 16 0 -178 2519 0 aVR
A3255.mat 16x1+24 1000.0(0)/mV 16 0 52 -953 0 aVL
A3255.mat 16x1+24 1000.0(0)/mV 16 0 125 -2007 0 aVF
A3255.mat 16x1+24 1000.0(0)/mV 16 0 -82 4154 0 V1
A3255.mat 16x1+24 1000.0(0)/mV 16 0 73 -5052 0 V2
A3255.mat 16x1+24 1000.0(0)/mV 16 0 95 -648 0 V3
A3255.mat 16x1+24 1000.0(0)/mV 16 0 98 -1823 0 V4
A3255.mat 16x1+24 1000.0(0)/mV 16 0 76 -783 0 V5
A3255.mat 16x1+24 1000.0(0)/mV 16 0 215 2893 0 V6
# Age: 23
# Sex: Female
# Dx: 426783006
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown