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

File: <base>/training/georgia/g4/E03420.hea (733 bytes) 
E03420 12 500 5000
E03420.mat 16x1+24 1000.0(0)/mV 16 0 -39 -12517 0 I
E03420.mat 16x1+24 1000.0(0)/mV 16 0 29 13221 0 II
E03420.mat 16x1+24 1000.0(0)/mV 16 0 68 25527 0 III
E03420.mat 16x1+24 1000.0(0)/mV 16 0 4 32409 0 aVR
E03420.mat 16x1+24 1000.0(0)/mV 16 0 -53 -19492 0 aVL
E03420.mat 16x1+24 1000.0(0)/mV 16 0 48 -13346 0 aVF
E03420.mat 16x1+24 1000.0(0)/mV 16 0 -126 9256 0 V1
E03420.mat 16x1+24 1000.0(0)/mV 16 0 -146 13882 0 V2
E03420.mat 16x1+24 1000.0(0)/mV 16 0 -107 27574 0 V3
E03420.mat 16x1+24 1000.0(0)/mV 16 0 -39 3317 0 V4
E03420.mat 16x1+24 1000.0(0)/mV 16 0 -29 -29486 0 V5
E03420.mat 16x1+24 1000.0(0)/mV 16 0 -19 -23037 0 V6
# Age: 75
# Sex: Male
# Dx: 713426002,270492004,426177001
# Rx: Unknown
# Hx: Unknown