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

File: <base>/training/ptb-xl/g22/HR21234.hea (768 bytes) 
HR21234 12 500 5000
HR21234.mat 16x1+24 1000.0(0)/mv 16 0 10 -21027 0 I
HR21234.mat 16x1+24 1000.0(0)/mv 16 0 65 18431 0 II
HR21234.mat 16x1+24 1000.0(0)/mv 16 0 55 -26130 0 III
HR21234.mat 16x1+24 1000.0(0)/mv 16 0 -38 1633 0 aVR
HR21234.mat 16x1+24 1000.0(0)/mv 16 0 -23 -29831 0 aVL
HR21234.mat 16x1+24 1000.0(0)/mv 16 0 60 29243 0 aVF
HR21234.mat 16x1+24 1000.0(0)/mv 16 0 110 -30282 0 V1
HR21234.mat 16x1+24 1000.0(0)/mv 16 0 295 -30579 0 V2
HR21234.mat 16x1+24 1000.0(0)/mv 16 0 260 28247 0 V3
HR21234.mat 16x1+24 1000.0(0)/mv 16 0 145 -20221 0 V4
HR21234.mat 16x1+24 1000.0(0)/mv 16 0 75 -1055 0 V5
HR21234.mat 16x1+24 1000.0(0)/mv 16 0 45 10328 0 V6
# Age: 61
# Sex: Male
# Dx: 164865005,164884008,164934002,164951009
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown