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

File: <base>/training/cpsc_2018/g4/A3122.hea (698 bytes) 
A3122 12 500 15000
A3122.mat 16x1+24 1000.0(0)/mV 16 0 -18 2907 0 I
A3122.mat 16x1+24 1000.0(0)/mV 16 0 26 3305 0 II
A3122.mat 16x1+24 1000.0(0)/mV 16 0 44 398 0 III
A3122.mat 16x1+24 1000.0(0)/mV 16 0 -4 -3718 0 aVR
A3122.mat 16x1+24 1000.0(0)/mV 16 0 -31 2943 0 aVL
A3122.mat 16x1+24 1000.0(0)/mV 16 0 35 1690 0 aVF
A3122.mat 16x1+24 1000.0(0)/mV 16 0 40 4040 0 V1
A3122.mat 16x1+24 1000.0(0)/mV 16 0 69 -977 0 V2
A3122.mat 16x1+24 1000.0(0)/mV 16 0 -15 -6477 0 V3
A3122.mat 16x1+24 1000.0(0)/mV 16 0 -16 -5397 0 V4
A3122.mat 16x1+24 1000.0(0)/mV 16 0 -31 -3830 0 V5
A3122.mat 16x1+24 1000.0(0)/mV 16 0 0 -3990 0 V6
# Age: 69
# Sex: Male
# Dx: 270492004
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown