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

File: <base>/training/ptb-xl/g13/HR12907.hea (751 bytes) 
HR12907 12 500 5000
HR12907.mat 16x1+24 1000.0(0)/mv 16 0 -35 -29356 0 I
HR12907.mat 16x1+24 1000.0(0)/mv 16 0 -25 21869 0 II
HR12907.mat 16x1+24 1000.0(0)/mv 16 0 10 -14362 0 III
HR12907.mat 16x1+24 1000.0(0)/mv 16 0 30 -29217 0 aVR
HR12907.mat 16x1+24 1000.0(0)/mv 16 0 -22 -6884 0 aVL
HR12907.mat 16x1+24 1000.0(0)/mv 16 0 -7 -28603 0 aVF
HR12907.mat 16x1+24 1000.0(0)/mv 16 0 35 7485 0 V1
HR12907.mat 16x1+24 1000.0(0)/mv 16 0 -20 -12982 0 V2
HR12907.mat 16x1+24 1000.0(0)/mv 16 0 -15 -9378 0 V3
HR12907.mat 16x1+24 1000.0(0)/mv 16 0 -15 -11888 0 V4
HR12907.mat 16x1+24 1000.0(0)/mv 16 0 -25 -8677 0 V5
HR12907.mat 16x1+24 1000.0(0)/mv 16 0 -60 -14794 0 V6
# Age: 64
# Sex: Male
# Dx: 164889003,164934002
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown