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

File: <base>/training/ptb-xl/g8/HR07503.hea (744 bytes) 
HR07503 12 500 5000
HR07503.mat 16x1+24 1000.0(0)/mv 16 0 -15 -21909 0 I
HR07503.mat 16x1+24 1000.0(0)/mv 16 0 -45 -9081 0 II
HR07503.mat 16x1+24 1000.0(0)/mv 16 0 -30 12794 0 III
HR07503.mat 16x1+24 1000.0(0)/mv 16 0 30 15217 0 aVR
HR07503.mat 16x1+24 1000.0(0)/mv 16 0 8 -16662 0 aVL
HR07503.mat 16x1+24 1000.0(0)/mv 16 0 -37 2392 0 aVF
HR07503.mat 16x1+24 1000.0(0)/mv 16 0 75 14765 0 V1
HR07503.mat 16x1+24 1000.0(0)/mv 16 0 80 7115 0 V2
HR07503.mat 16x1+24 1000.0(0)/mv 16 0 70 5639 0 V3
HR07503.mat 16x1+24 1000.0(0)/mv 16 0 -85 -17836 0 V4
HR07503.mat 16x1+24 1000.0(0)/mv 16 0 -85 20092 0 V5
HR07503.mat 16x1+24 1000.0(0)/mv 16 0 -100 -9159 0 V6
# Age: 55
# Sex: Male
# Dx: 164873001,426177001
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown