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

File: <base>/training/ptb-xl/g13/HR12756.hea (761 bytes) 
HR12756 12 500 5000
HR12756.mat 16x1+24 1000.0(0)/mv 16 0 -90 -8801 0 I
HR12756.mat 16x1+24 1000.0(0)/mv 16 0 -40 5066 0 II
HR12756.mat 16x1+24 1000.0(0)/mv 16 0 50 13874 0 III
HR12756.mat 16x1+24 1000.0(0)/mv 16 0 65 899 0 aVR
HR12756.mat 16x1+24 1000.0(0)/mv 16 0 -70 -11396 0 aVL
HR12756.mat 16x1+24 1000.0(0)/mv 16 0 5 8803 0 aVF
HR12756.mat 16x1+24 1000.0(0)/mv 16 0 895 -20344 0 V1
HR12756.mat 16x1+24 1000.0(0)/mv 16 0 -25 -5659 0 V2
HR12756.mat 16x1+24 1000.0(0)/mv 16 0 -45 11344 0 V3
HR12756.mat 16x1+24 1000.0(0)/mv 16 0 -15 10127 0 V4
HR12756.mat 16x1+24 1000.0(0)/mv 16 0 -165 -955 0 V5
HR12756.mat 16x1+24 1000.0(0)/mv 16 0 -145 932 0 V6
# Age: 72
# Sex: Male
# Dx: 164934002,426783006,54329005,698252002
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown