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

File: <base>/training/ptb-xl/g19/HR18878.hea (750 bytes) 
HR18878 12 500 5000
HR18878.mat 16x1+24 1000.0(0)/mv 16 0 -90 -15121 0 I
HR18878.mat 16x1+24 1000.0(0)/mv 16 0 -55 2175 0 II
HR18878.mat 16x1+24 1000.0(0)/mv 16 0 35 17264 0 III
HR18878.mat 16x1+24 1000.0(0)/mv 16 0 72 5936 0 aVR
HR18878.mat 16x1+24 1000.0(0)/mv 16 0 -62 -15967 0 aVL
HR18878.mat 16x1+24 1000.0(0)/mv 16 0 -10 9464 0 aVF
HR18878.mat 16x1+24 1000.0(0)/mv 16 0 5 12472 0 V1
HR18878.mat 16x1+24 1000.0(0)/mv 16 0 -50 16344 0 V2
HR18878.mat 16x1+24 1000.0(0)/mv 16 0 -30 2706 0 V3
HR18878.mat 16x1+24 1000.0(0)/mv 16 0 -65 5630 0 V4
HR18878.mat 16x1+24 1000.0(0)/mv 16 0 -85 25442 0 V5
HR18878.mat 16x1+24 1000.0(0)/mv 16 0 -5 13090 0 V6
# Age: 73
# Sex: Male
# Dx: 164865005,39732003,426783006
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown