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

File: <base>/training/ptb-xl/g22/HR21774.hea (755 bytes) 
HR21774 12 500 5000
HR21774.mat 16x1+24 1000.0(0)/mv 16 0 -25 -2965 0 I
HR21774.mat 16x1+24 1000.0(0)/mv 16 0 -185 -32384 0 II
HR21774.mat 16x1+24 1000.0(0)/mv 16 0 -160 -29407 0 III
HR21774.mat 16x1+24 1000.0(0)/mv 16 0 105 18103 0 aVR
HR21774.mat 16x1+24 1000.0(0)/mv 16 0 68 13897 0 aVL
HR21774.mat 16x1+24 1000.0(0)/mv 16 0 -172 -30258 0 aVF
HR21774.mat 16x1+24 1000.0(0)/mv 16 0 190 336 0 V1
HR21774.mat 16x1+24 1000.0(0)/mv 16 0 265 4217 0 V2
HR21774.mat 16x1+24 1000.0(0)/mv 16 0 205 1092 0 V3
HR21774.mat 16x1+24 1000.0(0)/mv 16 0 -25 -15846 0 V4
HR21774.mat 16x1+24 1000.0(0)/mv 16 0 -125 -22468 0 V5
HR21774.mat 16x1+24 1000.0(0)/mv 16 0 -115 -21044 0 V6
# Age: 74
# Sex: Male
# Dx: 164861001,426783006
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown