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

File: <base>/training/ptb-xl/g22/HR21772.hea (748 bytes) 
HR21772 12 500 5000
HR21772.mat 16x1+24 1000.0(0)/mv 16 0 55 -24493 0 I
HR21772.mat 16x1+24 1000.0(0)/mv 16 0 5 24072 0 II
HR21772.mat 16x1+24 1000.0(0)/mv 16 0 -50 -16965 0 III
HR21772.mat 16x1+24 1000.0(0)/mv 16 0 -30 -32625 0 aVR
HR21772.mat 16x1+24 1000.0(0)/mv 16 0 52 -3174 0 aVL
HR21772.mat 16x1+24 1000.0(0)/mv 16 0 -22 -28695 0 aVF
HR21772.mat 16x1+24 1000.0(0)/mv 16 0 140 26481 0 V1
HR21772.mat 16x1+24 1000.0(0)/mv 16 0 585 2900 0 V2
HR21772.mat 16x1+24 1000.0(0)/mv 16 0 425 28816 0 V3
HR21772.mat 16x1+24 1000.0(0)/mv 16 0 185 30629 0 V4
HR21772.mat 16x1+24 1000.0(0)/mv 16 0 50 -28711 0 V5
HR21772.mat 16x1+24 1000.0(0)/mv 16 0 30 -28709 0 V6
# Age: 50
# Sex: Male
# Dx: 164873001,426783006
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown