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

File: <base>/training/georgia/g4/E03553.hea (738 bytes) 
E03553 12 500 5000
E03553.mat 16x1+24 1000.0(0)/mV 16 0 19 -11258 0 I
E03553.mat 16x1+24 1000.0(0)/mV 16 0 165 -10963 0 II
E03553.mat 16x1+24 1000.0(0)/mV 16 0 146 1592 0 III
E03553.mat 16x1+24 1000.0(0)/mV 16 0 -92 10980 0 aVR
E03553.mat 16x1+24 1000.0(0)/mV 16 0 -63 25435 0 aVL
E03553.mat 16x1+24 1000.0(0)/mV 16 0 156 27980 0 aVF
E03553.mat 16x1+24 1000.0(0)/mV 16 0 -48 3715 0 V1
E03553.mat 16x1+24 1000.0(0)/mV 16 0 -9 25855 0 V2
E03553.mat 16x1+24 1000.0(0)/mV 16 0 0 31084 0 V3
E03553.mat 16x1+24 1000.0(0)/mV 16 0 -29 22350 0 V4
E03553.mat 16x1+24 1000.0(0)/mV 16 0 -39 31845 0 V5
E03553.mat 16x1+24 1000.0(0)/mV 16 0 -9 -2371 0 V6
# Age: 88
# Sex: Female
# Dx: 428750005,39732003,426177001,427393009
# Rx: Unknown
# Hx: Unknown