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

File: <base>/training/cpsc_2018/g4/A3781.hea (685 bytes) 
A3781 12 500 21949
A3781.mat 16x1+24 1000.0(0)/mV 16 0 -48 -60 0 I
A3781.mat 16x1+24 1000.0(0)/mV 16 0 -41 -44 0 II
A3781.mat 16x1+24 1000.0(0)/mV 16 0 7 -84 0 III
A3781.mat 16x1+24 1000.0(0)/mV 16 0 44 -3 0 aVR
A3781.mat 16x1+24 1000.0(0)/mV 16 0 -28 28 0 aVL
A3781.mat 16x1+24 1000.0(0)/mV 16 0 -17 -14 0 aVF
A3781.mat 16x1+24 1000.0(0)/mV 16 0 16 -21 0 V1
A3781.mat 16x1+24 1000.0(0)/mV 16 0 -21 -21 0 V2
A3781.mat 16x1+24 1000.0(0)/mV 16 0 -16 -37 0 V3
A3781.mat 16x1+24 1000.0(0)/mV 16 0 -49 -31 0 V4
A3781.mat 16x1+24 1000.0(0)/mV 16 0 -53 -1 0 V5
A3781.mat 16x1+24 1000.0(0)/mV 16 0 -68 -28 0 V6
# Age: 31
# Sex: Female
# Dx: 164884008
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown