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

File: <base>/training/cpsc_2018/g4/A3864.hea (714 bytes) 
A3864 12 500 13000
A3864.mat 16x1+24 1000.0(0)/mV 16 0 172 -1859 0 I
A3864.mat 16x1+24 1000.0(0)/mV 16 0 590 -1977 0 II
A3864.mat 16x1+24 1000.0(0)/mV 16 0 418 -118 0 III
A3864.mat 16x1+24 1000.0(0)/mV 16 0 -380 395 0 aVR
A3864.mat 16x1+24 1000.0(0)/mV 16 0 -122 -632 0 aVL
A3864.mat 16x1+24 1000.0(0)/mV 16 0 504 818 0 aVF
A3864.mat 16x1+24 1000.0(0)/mV 16 0 -1202 2175 0 V1
A3864.mat 16x1+24 1000.0(0)/mV 16 0 -1955 530 0 V2
A3864.mat 16x1+24 1000.0(0)/mV 16 0 -1303 2057 0 V3
A3864.mat 16x1+24 1000.0(0)/mV 16 0 -216 -5505 0 V4
A3864.mat 16x1+24 1000.0(0)/mV 16 0 113 2983 0 V5
A3864.mat 16x1+24 1000.0(0)/mV 16 0 316 -2749 0 V6
# Age: 92
# Sex: Female
# Dx: 164909002
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown