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

File: <base>/training/ptb-xl/g15/HR14646.hea (747 bytes) 
HR14646 12 500 5000
HR14646.mat 16x1+24 1000.0(0)/mv 16 0 -25 7935 0 I
HR14646.mat 16x1+24 1000.0(0)/mv 16 0 -10 7543 0 II
HR14646.mat 16x1+24 1000.0(0)/mv 16 0 15 -441 0 III
HR14646.mat 16x1+24 1000.0(0)/mv 16 0 17 -7688 0 aVR
HR14646.mat 16x1+24 1000.0(0)/mv 16 0 -20 4315 0 aVL
HR14646.mat 16x1+24 1000.0(0)/mv 16 0 2 3569 0 aVF
HR14646.mat 16x1+24 1000.0(0)/mv 16 0 -20 -10900 0 V1
HR14646.mat 16x1+24 1000.0(0)/mv 16 0 -5 4728 0 V2
HR14646.mat 16x1+24 1000.0(0)/mv 16 0 5 -19607 0 V3
HR14646.mat 16x1+24 1000.0(0)/mv 16 0 15 652 0 V4
HR14646.mat 16x1+24 1000.0(0)/mv 16 0 -25 -2793 0 V5
HR14646.mat 16x1+24 1000.0(0)/mv 16 0 -25 -6139 0 V6
# Age: 77
# Sex: Female
# Dx: 270492004,426783006,446358003
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown