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

File: <base>/training/ptb-xl/g1/HR00903.hea (760 bytes) 
HR00903 12 500 5000
HR00903.mat 16x1+24 1000.0(0)/mv 16 0 -340 -29113 0 I
HR00903.mat 16x1+24 1000.0(0)/mv 16 0 -220 11920 0 II
HR00903.mat 16x1+24 1000.0(0)/mv 16 0 120 -24481 0 III
HR00903.mat 16x1+24 1000.0(0)/mv 16 0 280 -24290 0 aVR
HR00903.mat 16x1+24 1000.0(0)/mv 16 0 -230 30393 0 aVL
HR00903.mat 16x1+24 1000.0(0)/mv 16 0 -50 -6374 0 aVF
HR00903.mat 16x1+24 1000.0(0)/mv 16 0 125 -30943 0 V1
HR00903.mat 16x1+24 1000.0(0)/mv 16 0 -125 -4153 0 V2
HR00903.mat 16x1+24 1000.0(0)/mv 16 0 -435 10189 0 V3
HR00903.mat 16x1+24 1000.0(0)/mv 16 0 80 25306 0 V4
HR00903.mat 16x1+24 1000.0(0)/mv 16 0 -450 -23721 0 V5
HR00903.mat 16x1+24 1000.0(0)/mv 16 0 -305 29902 0 V6
# Age: 66
# Sex: Male
# Dx: 426783006,713427006
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown