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

File: <base>/training/ptb-xl/g13/HR12707.hea (767 bytes) 
HR12707 12 500 5000
HR12707.mat 16x1+24 1000.0(0)/mv 16 0 125 -15875 0 I
HR12707.mat 16x1+24 1000.0(0)/mv 16 0 -15 2304 0 II
HR12707.mat 16x1+24 1000.0(0)/mv 16 0 -140 18195 0 III
HR12707.mat 16x1+24 1000.0(0)/mv 16 0 -55 6899 0 aVR
HR12707.mat 16x1+24 1000.0(0)/mv 16 0 133 -16844 0 aVL
HR12707.mat 16x1+24 1000.0(0)/mv 16 0 -77 10366 0 aVF
HR12707.mat 16x1+24 1000.0(0)/mv 16 0 95 4417 0 V1
HR12707.mat 16x1+24 1000.0(0)/mv 16 0 540 -15482 0 V2
HR12707.mat 16x1+24 1000.0(0)/mv 16 0 570 116 0 V3
HR12707.mat 16x1+24 1000.0(0)/mv 16 0 260 -23122 0 V4
HR12707.mat 16x1+24 1000.0(0)/mv 16 0 -20 -8241 0 V5
HR12707.mat 16x1+24 1000.0(0)/mv 16 0 20 10208 0 V6
# Age: 66
# Sex: Male
# Dx: 164873001,426177001,426783006,429622005
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown