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

File: <base>/training/ptb-xl/g4/HR03768.hea (750 bytes) 
HR03768 12 500 5000
HR03768.mat 16x1+24 1000.0(0)/mv 16 0 185 -20943 0 I
HR03768.mat 16x1+24 1000.0(0)/mv 16 0 285 -4081 0 II
HR03768.mat 16x1+24 1000.0(0)/mv 16 0 100 16810 0 III
HR03768.mat 16x1+24 1000.0(0)/mv 16 0 -235 12322 0 aVR
HR03768.mat 16x1+24 1000.0(0)/mv 16 0 42 -18384 0 aVL
HR03768.mat 16x1+24 1000.0(0)/mv 16 0 192 6690 0 aVF
HR03768.mat 16x1+24 1000.0(0)/mv 16 0 125 11573 0 V1
HR03768.mat 16x1+24 1000.0(0)/mv 16 0 325 22769 0 V2
HR03768.mat 16x1+24 1000.0(0)/mv 16 0 180 -4283 0 V3
HR03768.mat 16x1+24 1000.0(0)/mv 16 0 260 18049 0 V4
HR03768.mat 16x1+24 1000.0(0)/mv 16 0 95 -20411 0 V5
HR03768.mat 16x1+24 1000.0(0)/mv 16 0 110 10686 0 V6
# Age: 50
# Sex: Male
# Dx: 164934002,426783006
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown