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

File: <base>/training/cpsc_2018/g1/A0056.hea (680 bytes) 
A0056 12 500 5400
A0056.mat 16x1+24 1000.0(0)/mV 16 0 30 17 0 I
A0056.mat 16x1+24 1000.0(0)/mV 16 0 31 -36 0 II
A0056.mat 16x1+24 1000.0(0)/mV 16 0 1 -28 0 III
A0056.mat 16x1+24 1000.0(0)/mV 16 0 -30 -30 0 aVR
A0056.mat 16x1+24 1000.0(0)/mV 16 0 14 -8 0 aVL
A0056.mat 16x1+24 1000.0(0)/mV 16 0 16 -17 0 aVF
A0056.mat 16x1+24 1000.0(0)/mV 16 0 98 -60 0 V1
A0056.mat 16x1+24 1000.0(0)/mV 16 0 148 -60 0 V2
A0056.mat 16x1+24 1000.0(0)/mV 16 0 115 -92 0 V3
A0056.mat 16x1+24 1000.0(0)/mV 16 0 131 -55 0 V4
A0056.mat 16x1+24 1000.0(0)/mV 16 0 85 -54 0 V5
A0056.mat 16x1+24 1000.0(0)/mV 16 0 67 -13 0 V6
# Age: 51
# Sex: Female
# Dx: 429622005
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown