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

File: <base>/training/cpsc_2018/g2/A1661.hea (702 bytes) 
A1661 12 500 5500
A1661.mat 16x1+24 1000.0(0)/mV 16 0 -63 -1668 0 I
A1661.mat 16x1+24 1000.0(0)/mV 16 0 -66 -888 0 II
A1661.mat 16x1+24 1000.0(0)/mV 16 0 -3 780 0 III
A1661.mat 16x1+24 1000.0(0)/mV 16 0 64 -2005 0 aVR
A1661.mat 16x1+24 1000.0(0)/mV 16 0 -29 2369 0 aVL
A1661.mat 16x1+24 1000.0(0)/mV 16 0 -34 497 0 aVF
A1661.mat 16x1+24 1000.0(0)/mV 16 0 32 1984 0 V1
A1661.mat 16x1+24 1000.0(0)/mV 16 0 -50 -2003 0 V2
A1661.mat 16x1+24 1000.0(0)/mV 16 0 -78 -1833 0 V3
A1661.mat 16x1+24 1000.0(0)/mV 16 0 -85 1335 0 V4
A1661.mat 16x1+24 1000.0(0)/mV 16 0 -83 364 0 V5
A1661.mat 16x1+24 1000.0(0)/mV 16 0 -62 -1001 0 V6
# Age: 85
# Sex: Female
# Dx: 164889003
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown