20 lines (19 with data), 700 Bytes

E00013.mat 12 500 5000 05-May-2020 14:50:55
E00013.mat 16+24 4880/mV 16 0 -43 -15404 0 I
E00013.mat 16+24 4880/mV 16 0 -43 12898 0 II
E00013.mat 16+24 4880/mV 16 0 0 26736 0 III
E00013.mat 16+24 4880/mV 16 0 43 1465 0 aVR
E00013.mat 16+24 4880/mV 16 0 -21 -21123 0 aVL
E00013.mat 16+24 4880/mV 16 0 -21 19089 0 aVF
E00013.mat 16+24 4880/mV 16 0 -34 -9270 0 V1
E00013.mat 16+24 4880/mV 16 0 -29 -14080 0 V2
E00013.mat 16+24 4880/mV 16 0 -53 -17218 0 V3
E00013.mat 16+24 4880/mV 16 0 -4 23497 0 V4
E00013.mat 16+24 4880/mV 16 0 0 -23985 0 V5
E00013.mat 16+24 4880/mV 16 0 -39 -14371 0 V6
#Age: 88
#Sex: Male
#Dx: 426177001,426434006,164934002,111975006,164873001
#Rx: Unknown
#Hx: Unknown
#Sx: Unknown