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

File: <base>/training/ptb-xl/g17/HR16921.hea (743 bytes) 
HR16921 12 500 5000
HR16921.mat 16x1+24 1000.0(0)/mv 16 0 215 27797 0 I
HR16921.mat 16x1+24 1000.0(0)/mv 16 0 255 -24275 0 II
HR16921.mat 16x1+24 1000.0(0)/mv 16 0 40 13475 0 III
HR16921.mat 16x1+24 1000.0(0)/mv 16 0 -235 30958 0 aVR
HR16921.mat 16x1+24 1000.0(0)/mv 16 0 87 -25105 0 aVL
HR16921.mat 16x1+24 1000.0(0)/mv 16 0 147 -4978 0 aVF
HR16921.mat 16x1+24 1000.0(0)/mv 16 0 -35 4007 0 V1
HR16921.mat 16x1+24 1000.0(0)/mv 16 0 220 -9707 0 V2
HR16921.mat 16x1+24 1000.0(0)/mv 16 0 215 -9664 0 V3
HR16921.mat 16x1+24 1000.0(0)/mv 16 0 195 -11194 0 V4
HR16921.mat 16x1+24 1000.0(0)/mv 16 0 155 -9440 0 V5
HR16921.mat 16x1+24 1000.0(0)/mv 16 0 145 -11169 0 V6
# Age: 69
# Sex: Female
# Dx: 426783006
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown