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

File: <base>/training/cpsc_2018/g1/A0261.hea (700 bytes) 
A0261 12 500 10500
A0261.mat 16x1+24 1000.0(0)/mV 16 0 191 -617 0 I
A0261.mat 16x1+24 1000.0(0)/mV 16 0 53 2172 0 II
A0261.mat 16x1+24 1000.0(0)/mV 16 0 -138 2789 0 III
A0261.mat 16x1+24 1000.0(0)/mV 16 0 -121 5067 0 aVR
A0261.mat 16x1+24 1000.0(0)/mV 16 0 165 4069 0 aVL
A0261.mat 16x1+24 1000.0(0)/mV 16 0 -42 2558 0 aVF
A0261.mat 16x1+24 1000.0(0)/mV 16 0 -328 458 0 V1
A0261.mat 16x1+24 1000.0(0)/mV 16 0 -39 4854 0 V2
A0261.mat 16x1+24 1000.0(0)/mV 16 0 -21 -2246 0 V3
A0261.mat 16x1+24 1000.0(0)/mV 16 0 15 3275 0 V4
A0261.mat 16x1+24 1000.0(0)/mV 16 0 7 2267 0 V5
A0261.mat 16x1+24 1000.0(0)/mV 16 0 58 -3008 0 V6
# Age: 81
# Sex: Male
# Dx: 59118001
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown