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

File: <base>/training/ptb-xl/g22/HR21421.hea (795 bytes) 
HR21421 12 500 5000
HR21421.mat 16x1+24 1000.0(0)/mv 16 0 20 -12173 0 I
HR21421.mat 16x1+24 1000.0(0)/mv 16 0 145 -5124 0 II
HR21421.mat 16x1+24 1000.0(0)/mv 16 0 125 7047 0 III
HR21421.mat 16x1+24 1000.0(0)/mv 16 0 -83 8020 0 aVR
HR21421.mat 16x1+24 1000.0(0)/mv 16 0 -53 -9363 0 aVL
HR21421.mat 16x1+24 1000.0(0)/mv 16 0 135 707 0 aVF
HR21421.mat 16x1+24 1000.0(0)/mv 16 0 25 -12263 0 V1
HR21421.mat 16x1+24 1000.0(0)/mv 16 0 100 -1892 0 V2
HR21421.mat 16x1+24 1000.0(0)/mv 16 0 140 -1338 0 V3
HR21421.mat 16x1+24 1000.0(0)/mv 16 0 130 77 0 V4
HR21421.mat 16x1+24 1000.0(0)/mv 16 0 135 -13425 0 V5
HR21421.mat 16x1+24 1000.0(0)/mv 16 0 45 4960 0 V6
# Age: 47
# Sex: Male
# Dx: 164861001,164865005,164873001,164951009,39732003,426783006,67741000119109
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown