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

File: <base>/training/cpsc_2018_extra/g1/Q0223.hea (730 bytes) 
Q0223 12 500 5000
Q0223.mat 16x1+24 1000.0(0)/mV 16 0 -67 1298 0 I
Q0223.mat 16x1+24 1000.0(0)/mV 16 0 16 1859 0 II
Q0223.mat 16x1+24 1000.0(0)/mV 16 0 83 561 0 III
Q0223.mat 16x1+24 1000.0(0)/mV 16 0 25 -2337 0 aVR
Q0223.mat 16x1+24 1000.0(0)/mV 16 0 -75 -1701 0 aVL
Q0223.mat 16x1+24 1000.0(0)/mV 16 0 49 -1841 0 aVF
Q0223.mat 16x1+24 1000.0(0)/mV 16 0 123 -462 0 V1
Q0223.mat 16x1+24 1000.0(0)/mV 16 0 320 -2355 0 V2
Q0223.mat 16x1+24 1000.0(0)/mV 16 0 268 1813 0 V3
Q0223.mat 16x1+24 1000.0(0)/mV 16 0 194 -401 0 V4
Q0223.mat 16x1+24 1000.0(0)/mV 16 0 25 2241 0 V5
Q0223.mat 16x1+24 1000.0(0)/mV 16 0 177 -1778 0 V6
# Age: 65
# Sex: Male
# Dx: 251120003,164873001,428750005,427084000
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown