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

File: <base>/training/ptb-xl/g21/HR20942.hea (765 bytes) 
HR20942 12 500 5000
HR20942.mat 16x1+24 1000.0(0)/mv 16 0 -290 -29567 0 I
HR20942.mat 16x1+24 1000.0(0)/mv 16 0 -10 -3588 0 II
HR20942.mat 16x1+24 1000.0(0)/mv 16 0 280 25929 0 III
HR20942.mat 16x1+24 1000.0(0)/mv 16 0 150 15685 0 aVR
HR20942.mat 16x1+24 1000.0(0)/mv 16 0 -285 -27713 0 aVL
HR20942.mat 16x1+24 1000.0(0)/mv 16 0 135 10486 0 aVF
HR20942.mat 16x1+24 1000.0(0)/mv 16 0 485 26977 0 V1
HR20942.mat 16x1+24 1000.0(0)/mv 16 0 710 -3850 0 V2
HR20942.mat 16x1+24 1000.0(0)/mv 16 0 475 -24435 0 V3
HR20942.mat 16x1+24 1000.0(0)/mv 16 0 250 31492 0 V4
HR20942.mat 16x1+24 1000.0(0)/mv 16 0 55 8225 0 V5
HR20942.mat 16x1+24 1000.0(0)/mv 16 0 -100 -14840 0 V6
# Age: 61
# Sex: Female
# Dx: 164909002,39732003,426783006
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown