20 lines (19 with data), 650 Bytes

E00061.mat 12 500 5000 05-May-2020 14:50:55
E00061.mat 16+24 4880/mV 16 0 0 25395 0 I
E00061.mat 16+24 4880/mV 16 0 0 -18758 0 II
E00061.mat 16+24 4880/mV 16 0 0 21320 0 III
E00061.mat 16+24 4880/mV 16 0 0 29365 0 aVR
E00061.mat 16+24 4880/mV 16 0 0 -30299 0 aVL
E00061.mat 16+24 4880/mV 16 0 0 1553 0 aVF
E00061.mat 16+24 4880/mV 16 0 68 23224 0 V1
E00061.mat 16+24 4880/mV 16 0 -48 26547 0 V2
E00061.mat 16+24 4880/mV 16 0 -68 14577 0 V3
E00061.mat 16+24 4880/mV 16 0 -107 8152 0 V4
E00061.mat 16+24 4880/mV 16 0 -87 14695 0 V5
E00061.mat 16+24 4880/mV 16 0 -58 24331 0 V6
#Age: NaN
#Sex: Male
#Dx: 426177001
#Rx: Unknown
#Hx: Unknown
#Sx: Unknown