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

File: <base>/training/cpsc_2018/g7/A6691.hea (695 bytes) 
A6691 12 500 12500
A6691.mat 16x1+24 1000.0(0)/mV 16 0 -21 -797 0 I
A6691.mat 16x1+24 1000.0(0)/mV 16 0 11 2145 0 II
A6691.mat 16x1+24 1000.0(0)/mV 16 0 32 2942 0 III
A6691.mat 16x1+24 1000.0(0)/mV 16 0 5 -350 0 aVR
A6691.mat 16x1+24 1000.0(0)/mV 16 0 -26 5119 0 aVL
A6691.mat 16x1+24 1000.0(0)/mV 16 0 21 -4696 0 aVF
A6691.mat 16x1+24 1000.0(0)/mV 16 0 56 735 0 V1
A6691.mat 16x1+24 1000.0(0)/mV 16 0 61 932 0 V2
A6691.mat 16x1+24 1000.0(0)/mV 16 0 17 551 0 V3
A6691.mat 16x1+24 1000.0(0)/mV 16 0 -23 -2496 0 V4
A6691.mat 16x1+24 1000.0(0)/mV 16 0 -14 4314 0 V5
A6691.mat 16x1+24 1000.0(0)/mV 16 0 -1 -3931 0 V6
# Age: 76
# Sex: Female
# Dx: 429622005
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown