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

File: <base>/training/cpsc_2018/g4/A3954.hea (700 bytes) 
A3954 12 500 6500
A3954.mat 16x1+24 1000.0(0)/mV 16 0 -61 2727 0 I
A3954.mat 16x1+24 1000.0(0)/mV 16 0 -29 1216 0 II
A3954.mat 16x1+24 1000.0(0)/mV 16 0 32 -1511 0 III
A3954.mat 16x1+24 1000.0(0)/mV 16 0 44 -3071 0 aVR
A3954.mat 16x1+24 1000.0(0)/mV 16 0 -47 2866 0 aVL
A3954.mat 16x1+24 1000.0(0)/mV 16 0 1 -1645 0 aVF
A3954.mat 16x1+24 1000.0(0)/mV 16 0 37 389 0 V1
A3954.mat 16x1+24 1000.0(0)/mV 16 0 12 1475 0 V2
A3954.mat 16x1+24 1000.0(0)/mV 16 0 -28 2522 0 V3
A3954.mat 16x1+24 1000.0(0)/mV 16 0 -42 -2965 0 V4
A3954.mat 16x1+24 1000.0(0)/mV 16 0 -31 2793 0 V5
A3954.mat 16x1+24 1000.0(0)/mV 16 0 -31 1378 0 V6
# Age: 81
# Sex: Female
# Dx: 270492004
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown