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

File: <base>/training/ningbo/g3/JS13512.hea (776 bytes) 
JS13512 12 500 5000
JS13512.mat 16x1+24 1000.0(0)/mV 16 0 39 3584 0 I
JS13512.mat 16x1+24 1000.0(0)/mV 16 0 102 10427 0 II
JS13512.mat 16x1+24 1000.0(0)/mV 16 0 63 6823 0 III
JS13512.mat 16x1+24 1000.0(0)/mV 16 0 -68 -876 0 aVR
JS13512.mat 16x1+24 1000.0(0)/mV 16 0 -15 -7728 0 aVL
JS13512.mat 16x1+24 1000.0(0)/mV 16 0 83 2491 0 aVF
JS13512.mat 16x1+24 1000.0(0)/mV 16 0 -5 5706 0 V1
JS13512.mat 16x1+24 1000.0(0)/mV 16 0 20 12632 0 V2
JS13512.mat 16x1+24 1000.0(0)/mV 16 0 146 31603 0 V3
JS13512.mat 16x1+24 1000.0(0)/mV 16 0 264 21839 0 V4
JS13512.mat 16x1+24 1000.0(0)/mV 16 0 132 11904 0 V5
JS13512.mat 16x1+24 1000.0(0)/mV 16 0 -5 1492 0 V6
# Age: 89
# Sex: Female
# Dx: 164930006,61721007,57054005,47665007,251146004,164890007
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown