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

File: <base>/training/ptb/g1/S0315.hea (715 bytes) 
S0315 12 1000 115200
S0315.mat 16x1+24 1000.0(0)/mv 16 0 230 26085 0 I
S0315.mat 16x1+24 1000.0(0)/mv 16 0 -1470 27164 0 II
S0315.mat 16x1+24 1000.0(0)/mv 16 0 -1700 -22319 0 III
S0315.mat 16x1+24 1000.0(0)/mv 16 0 620 18391 0 aVR
S0315.mat 16x1+24 1000.0(0)/mv 16 0 965 -1945 0 aVL
S0315.mat 16x1+24 1000.0(0)/mv 16 0 -1585 31013 0 aVF
S0315.mat 16x1+24 1000.0(0)/mv 16 0 -344 28724 0 V1
S0315.mat 16x1+24 1000.0(0)/mv 16 0 950 -18128 0 V2
S0315.mat 16x1+24 1000.0(0)/mv 16 0 -125 -3478 0 V3
S0315.mat 16x1+24 1000.0(0)/mv 16 0 217 -21620 0 V4
S0315.mat 16x1+24 1000.0(0)/mv 16 0 59 23644 0 V5
S0315.mat 16x1+24 1000.0(0)/mv 16 0 199 -26893 0 V6
# Age: 72
# Sex: Female
# Dx: 164865005
# Rx: Unknown
# Hx: Unknown