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

File: <base>/training/ptb-xl/g21/HR20946.hea (775 bytes) 
HR20946 12 500 5000
HR20946.mat 16x1+24 1000.0(0)/mv 16 0 -25 14840 0 I
HR20946.mat 16x1+24 1000.0(0)/mv 16 0 -15 -3111 0 II
HR20946.mat 16x1+24 1000.0(0)/mv 16 0 10 -17953 0 III
HR20946.mat 16x1+24 1000.0(0)/mv 16 0 20 -5730 0 aVR
HR20946.mat 16x1+24 1000.0(0)/mv 16 0 -17 16632 0 aVL
HR20946.mat 16x1+24 1000.0(0)/mv 16 0 -2 -10440 0 aVF
HR20946.mat 16x1+24 1000.0(0)/mv 16 0 15 16151 0 V1
HR20946.mat 16x1+24 1000.0(0)/mv 16 0 5 29556 0 V2
HR20946.mat 16x1+24 1000.0(0)/mv 16 0 35 -16262 0 V3
HR20946.mat 16x1+24 1000.0(0)/mv 16 0 45 5138 0 V4
HR20946.mat 16x1+24 1000.0(0)/mv 16 0 -10 -24836 0 V5
HR20946.mat 16x1+24 1000.0(0)/mv 16 0 -10 11587 0 V6
# Age: 50
# Sex: Female
# Dx: 164865005,164951009,39732003,425623009,426783006
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown