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

File: <base>/training/cpsc_2018/g2/A1669.hea (679 bytes) 
A1669 12 500 6332
A1669.mat 16x1+24 1000.0(0)/mV 16 0 -57 70 0 I
A1669.mat 16x1+24 1000.0(0)/mV 16 0 -72 10 0 II
A1669.mat 16x1+24 1000.0(0)/mV 16 0 -15 -18 0 III
A1669.mat 16x1+24 1000.0(0)/mV 16 0 65 -12 0 aVR
A1669.mat 16x1+24 1000.0(0)/mV 16 0 -22 30 0 aVL
A1669.mat 16x1+24 1000.0(0)/mV 16 0 -44 -2 0 aVF
A1669.mat 16x1+24 1000.0(0)/mV 16 0 -10 -20 0 V1
A1669.mat 16x1+24 1000.0(0)/mV 16 0 23 -19 0 V2
A1669.mat 16x1+24 1000.0(0)/mV 16 0 -40 -21 0 V3
A1669.mat 16x1+24 1000.0(0)/mV 16 0 -88 5 0 V4
A1669.mat 16x1+24 1000.0(0)/mV 16 0 -81 4 0 V5
A1669.mat 16x1+24 1000.0(0)/mV 16 0 -79 -31 0 V6
# Age: 67
# Sex: Male
# Dx: 270492004
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown