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

File: <base>/training/ptb-xl/g1/HR00774.hea (737 bytes) 
HR00774 12 500 5000
HR00774.mat 16x1+24 1000.0(0)/mv 16 0 -120 574 0 I
HR00774.mat 16x1+24 1000.0(0)/mv 16 0 -280 10008 0 II
HR00774.mat 16x1+24 1000.0(0)/mv 16 0 -160 9461 0 III
HR00774.mat 16x1+24 1000.0(0)/mv 16 0 200 -5050 0 aVR
HR00774.mat 16x1+24 1000.0(0)/mv 16 0 20 -4199 0 aVL
HR00774.mat 16x1+24 1000.0(0)/mv 16 0 -220 9736 0 aVF
HR00774.mat 16x1+24 1000.0(0)/mv 16 0 150 -3703 0 V1
HR00774.mat 16x1+24 1000.0(0)/mv 16 0 20 22943 0 V2
HR00774.mat 16x1+24 1000.0(0)/mv 16 0 -95 20362 0 V3
HR00774.mat 16x1+24 1000.0(0)/mv 16 0 50 24097 0 V4
HR00774.mat 16x1+24 1000.0(0)/mv 16 0 70 16404 0 V5
HR00774.mat 16x1+24 1000.0(0)/mv 16 0 100 20807 0 V6
# Age: 31
# Sex: Female
# Dx: 426783006
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown