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

File: <base>/training/cpsc_2018_extra/g1/Q0404.hea (702 bytes) 
Q0404 12 500 5000
Q0404.mat 16x1+24 1000.0(0)/mV 16 0 -3 -45 0 I
Q0404.mat 16x1+24 1000.0(0)/mV 16 0 -54 -22 0 II
Q0404.mat 16x1+24 1000.0(0)/mV 16 0 -50 40 0 III
Q0404.mat 16x1+24 1000.0(0)/mV 16 0 29 52 0 aVR
Q0404.mat 16x1+24 1000.0(0)/mV 16 0 24 -15 0 aVL
Q0404.mat 16x1+24 1000.0(0)/mV 16 0 -53 -12 0 aVF
Q0404.mat 16x1+24 1000.0(0)/mV 16 0 8 77 0 V1
Q0404.mat 16x1+24 1000.0(0)/mV 16 0 -66 71 0 V2
Q0404.mat 16x1+24 1000.0(0)/mV 16 0 -93 30 0 V3
Q0404.mat 16x1+24 1000.0(0)/mV 16 0 -86 -169 0 V4
Q0404.mat 16x1+24 1000.0(0)/mV 16 0 -30 -232 0 V5
Q0404.mat 16x1+24 1000.0(0)/mV 16 0 -12 -165 0 V6
# Age: 71
# Sex: Male
# Dx: 413844008,164867002,164861001
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown