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

File: <base>/training/ptb-xl/g19/HR18783.hea (771 bytes) 
HR18783 12 500 5000
HR18783.mat 16x1+24 1000.0(0)/mv 16 0 -20 -13954 0 I
HR18783.mat 16x1+24 1000.0(0)/mv 16 0 5 3000 0 II
HR18783.mat 16x1+24 1000.0(0)/mv 16 0 25 16934 0 III
HR18783.mat 16x1+24 1000.0(0)/mv 16 0 7 5166 0 aVR
HR18783.mat 16x1+24 1000.0(0)/mv 16 0 -23 -15521 0 aVL
HR18783.mat 16x1+24 1000.0(0)/mv 16 0 15 9669 0 aVF
HR18783.mat 16x1+24 1000.0(0)/mv 16 0 35 -1029 0 V1
HR18783.mat 16x1+24 1000.0(0)/mv 16 0 55 5224 0 V2
HR18783.mat 16x1+24 1000.0(0)/mv 16 0 5 3113 0 V3
HR18783.mat 16x1+24 1000.0(0)/mv 16 0 20 -9998 0 V4
HR18783.mat 16x1+24 1000.0(0)/mv 16 0 -75 892 0 V5
HR18783.mat 16x1+24 1000.0(0)/mv 16 0 -50 442 0 V6
# Age: 64
# Sex: Female
# Dx: 11157007,164865005,164884008,164889003,164951009,47665007
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown