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

File: <base>/training/cpsc_2018/g1/A0455.hea (703 bytes) 
A0455 12 500 11000
A0455.mat 16x1+24 1000.0(0)/mV 16 0 118 -4020 0 I
A0455.mat 16x1+24 1000.0(0)/mV 16 0 58 4780 0 II
A0455.mat 16x1+24 1000.0(0)/mV 16 0 -61 -2200 0 III
A0455.mat 16x1+24 1000.0(0)/mV 16 0 -88 -1692 0 aVR
A0455.mat 16x1+24 1000.0(0)/mV 16 0 89 130 0 aVL
A0455.mat 16x1+24 1000.0(0)/mV 16 0 -1 2411 0 aVF
A0455.mat 16x1+24 1000.0(0)/mV 16 0 0 -2406 0 V1
A0455.mat 16x1+24 1000.0(0)/mV 16 0 227 -5196 0 V2
A0455.mat 16x1+24 1000.0(0)/mV 16 0 184 1443 0 V3
A0455.mat 16x1+24 1000.0(0)/mV 16 0 67 483 0 V4
A0455.mat 16x1+24 1000.0(0)/mV 16 0 105 -2548 0 V5
A0455.mat 16x1+24 1000.0(0)/mV 16 0 176 -3711 0 V6
# Age: 65
# Sex: Female
# Dx: 284470004
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown