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

File: <base>/training/ptb-xl/g4/HR03502.hea (746 bytes) 
HR03502 12 500 5000
HR03502.mat 16x1+24 1000.0(0)/mv 16 0 -80 23789 0 I
HR03502.mat 16x1+24 1000.0(0)/mv 16 0 -20 21357 0 II
HR03502.mat 16x1+24 1000.0(0)/mv 16 0 60 -2432 0 III
HR03502.mat 16x1+24 1000.0(0)/mv 16 0 50 -22685 0 aVR
HR03502.mat 16x1+24 1000.0(0)/mv 16 0 -70 13109 0 aVL
HR03502.mat 16x1+24 1000.0(0)/mv 16 0 20 9339 0 aVF
HR03502.mat 16x1+24 1000.0(0)/mv 16 0 75 -29667 0 V1
HR03502.mat 16x1+24 1000.0(0)/mv 16 0 105 16783 0 V2
HR03502.mat 16x1+24 1000.0(0)/mv 16 0 30 23962 0 V3
HR03502.mat 16x1+24 1000.0(0)/mv 16 0 555 -29933 0 V4
HR03502.mat 16x1+24 1000.0(0)/mv 16 0 -20 26710 0 V5
HR03502.mat 16x1+24 1000.0(0)/mv 16 0 435 27581 0 V6
# Age: 87
# Sex: Male
# Dx: 164934002,426783006
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown