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

File: <base>/training/cpsc_2018/g5/A4646.hea (667 bytes) 
A4646 12 500 5000
A4646.mat 16x1+24 1000.0(0)/mV 16 0 -58 12 0 I
A4646.mat 16x1+24 1000.0(0)/mV 16 0 -25 4 0 II
A4646.mat 16x1+24 1000.0(0)/mV 16 0 33 4 0 III
A4646.mat 16x1+24 1000.0(0)/mV 16 0 42 -10 0 aVR
A4646.mat 16x1+24 1000.0(0)/mV 16 0 -46 8 0 aVL
A4646.mat 16x1+24 1000.0(0)/mV 16 0 3 1 0 aVF
A4646.mat 16x1+24 1000.0(0)/mV 16 0 31 -21 0 V1
A4646.mat 16x1+24 1000.0(0)/mV 16 0 -1 -3 0 V2
A4646.mat 16x1+24 1000.0(0)/mV 16 0 -15 2 0 V3
A4646.mat 16x1+24 1000.0(0)/mV 16 0 -11 17 0 V4
A4646.mat 16x1+24 1000.0(0)/mV 16 0 41 21 0 V5
A4646.mat 16x1+24 1000.0(0)/mV 16 0 -40 -10 0 V6
# Age: 71
# Sex: Male
# Dx: 59118001
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown