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

File: <base>/training/ptb-xl/g17/HR16420.hea (780 bytes) 
HR16420 12 500 5000
HR16420.mat 16x1+24 1000.0(0)/mv 16 0 -50 -76 0 I
HR16420.mat 16x1+24 1000.0(0)/mv 16 0 -70 -22309 0 II
HR16420.mat 16x1+24 1000.0(0)/mv 16 0 -20 -22314 0 III
HR16420.mat 16x1+24 1000.0(0)/mv 16 0 60 11212 0 aVR
HR16420.mat 16x1+24 1000.0(0)/mv 16 0 -15 11165 0 aVL
HR16420.mat 16x1+24 1000.0(0)/mv 16 0 -45 -22234 0 aVF
HR16420.mat 16x1+24 1000.0(0)/mv 16 0 155 14567 0 V1
HR16420.mat 16x1+24 1000.0(0)/mv 16 0 255 22437 0 V2
HR16420.mat 16x1+24 1000.0(0)/mv 16 0 120 1908 0 V3
HR16420.mat 16x1+24 1000.0(0)/mv 16 0 30 -9263 0 V4
HR16420.mat 16x1+24 1000.0(0)/mv 16 0 5 6692 0 V5
HR16420.mat 16x1+24 1000.0(0)/mv 16 0 -30 -16723 0 V6
# Age: 55
# Sex: Male
# Dx: 164865005,164884008,164951009,426783006,67741000119109
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown