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

File: <base>/training/ptb-xl/g15/HR14770.hea (750 bytes) 
HR14770 12 500 5000
HR14770.mat 16x1+24 1000.0(0)/mv 16 0 -15 -9610 0 I
HR14770.mat 16x1+24 1000.0(0)/mv 16 0 60 -7165 0 II
HR14770.mat 16x1+24 1000.0(0)/mv 16 0 75 2421 0 III
HR14770.mat 16x1+24 1000.0(0)/mv 16 0 -23 7874 0 aVR
HR14770.mat 16x1+24 1000.0(0)/mv 16 0 -45 -5620 0 aVL
HR14770.mat 16x1+24 1000.0(0)/mv 16 0 67 -2279 0 aVF
HR14770.mat 16x1+24 1000.0(0)/mv 16 0 15 -10832 0 V1
HR14770.mat 16x1+24 1000.0(0)/mv 16 0 -45 -3270 0 V2
HR14770.mat 16x1+24 1000.0(0)/mv 16 0 -20 498 0 V3
HR14770.mat 16x1+24 1000.0(0)/mv 16 0 -10 -6248 0 V4
HR14770.mat 16x1+24 1000.0(0)/mv 16 0 -30 -3145 0 V5
HR14770.mat 16x1+24 1000.0(0)/mv 16 0 30 -230 0 V6
# Age: 61
# Sex: Male
# Dx: 164865005,164951009,426783006
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown