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

File: <base>/training/ptb-xl/g13/HR12948.hea (739 bytes) 
HR12948 12 500 5000
HR12948.mat 16x1+24 1000.0(0)/mv 16 0 -95 -4704 0 I
HR12948.mat 16x1+24 1000.0(0)/mv 16 0 40 28101 0 II
HR12948.mat 16x1+24 1000.0(0)/mv 16 0 135 -32727 0 III
HR12948.mat 16x1+24 1000.0(0)/mv 16 0 27 -11796 0 aVR
HR12948.mat 16x1+24 1000.0(0)/mv 16 0 -115 -18772 0 aVL
HR12948.mat 16x1+24 1000.0(0)/mv 16 0 87 30390 0 aVF
HR12948.mat 16x1+24 1000.0(0)/mv 16 0 55 23099 0 V1
HR12948.mat 16x1+24 1000.0(0)/mv 16 0 35 24640 0 V2
HR12948.mat 16x1+24 1000.0(0)/mv 16 0 -25 31377 0 V3
HR12948.mat 16x1+24 1000.0(0)/mv 16 0 -65 32075 0 V4
HR12948.mat 16x1+24 1000.0(0)/mv 16 0 -15 10728 0 V5
HR12948.mat 16x1+24 1000.0(0)/mv 16 0 -25 -23219 0 V6
# Age: 66
# Sex: Male
# Dx: 164889003
# Rx: Unknown
# Hx: Unknown
# Sx: Unknown