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

File: <base>/training/cpsc_2018/g4/A3647.hea (673 bytes) 
A3647 12 500 7941
A3647.mat 16x1+24 1000.0(0)/mV 16 0 -3 46 0 I
A3647.mat 16x1+24 1000.0(0)/mV 16 0 -25 19 0 II
A3647.mat 16x1+24 1000.0(0)/mV 16 0 -22 -6 0 III
A3647.mat 16x1+24 1000.0(0)/mV 16 0 14 24 0 aVR
A3647.mat 16x1+24 1000.0(0)/mV 16 0 9 -42 0 aVL
A3647.mat 16x1+24 1000.0(0)/mV 16 0 -24 19 0 aVF
A3647.mat 16x1+24 1000.0(0)/mV 16 0 26 19 0 V1
A3647.mat 16x1+24 1000.0(0)/mV 16 0 -17 -2 0 V2
A3647.mat 16x1+24 1000.0(0)/mV 16 0 -21 14 0 V3
A3647.mat 16x1+24 1000.0(0)/mV 16 0 2 25 0 V4
A3647.mat 16x1+24 1000.0(0)/mV 16 0 -7 -30 0 V5
A3647.mat 16x1+24 1000.0(0)/mV 16 0 -4 -13 0 V6
# Age: 76
# Sex: Female
# Dx: 284470004
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown