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

File: <base>/training/ptb-xl/g21/HR20662.hea (765 bytes) 
HR20662 12 500 5000
HR20662.mat 16x1+24 1000.0(0)/mv 16 0 -70 -19339 0 I
HR20662.mat 16x1+24 1000.0(0)/mv 16 0 65 22988 0 II
HR20662.mat 16x1+24 1000.0(0)/mv 16 0 135 -23230 0 III
HR20662.mat 16x1+24 1000.0(0)/mv 16 0 2 -2779 0 aVR
HR20662.mat 16x1+24 1000.0(0)/mv 16 0 -103 -31325 0 aVL
HR20662.mat 16x1+24 1000.0(0)/mv 16 0 100 31759 0 aVF
HR20662.mat 16x1+24 1000.0(0)/mv 16 0 250 1053 0 V1
HR20662.mat 16x1+24 1000.0(0)/mv 16 0 200 3983 0 V2
HR20662.mat 16x1+24 1000.0(0)/mv 16 0 170 10654 0 V3
HR20662.mat 16x1+24 1000.0(0)/mv 16 0 125 22643 0 V4
HR20662.mat 16x1+24 1000.0(0)/mv 16 0 45 13992 0 V5
HR20662.mat 16x1+24 1000.0(0)/mv 16 0 15 14069 0 V6
# Age: 87
# Sex: Male
# Dx: 164951009,39732003,426783006,445118002
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown