20 lines (19 with data), 652 Bytes

E00861.mat 12 500 5000 05-May-2020 14:50:55
E00861.mat 16+24 4880/mV 16 0 9 26803 0 I
E00861.mat 16+24 4880/mV 16 0 -9 21413 0 II
E00861.mat 16+24 4880/mV 16 0 -19 -4484 0 III
E00861.mat 16+24 4880/mV 16 0 0 -24263 0 aVR
E00861.mat 16+24 4880/mV 16 0 14 -16871 0 aVL
E00861.mat 16+24 4880/mV 16 0 -14 -24282 0 aVF
E00861.mat 16+24 4880/mV 16 0 0 24035 0 V1
E00861.mat 16+24 4880/mV 16 0 9 18499 0 V2
E00861.mat 16+24 4880/mV 16 0 9 17738 0 V3
E00861.mat 16+24 4880/mV 16 0 -19 8004 0 V4
E00861.mat 16+24 4880/mV 16 0 -29 -30232 0 V5
E00861.mat 16+24 4880/mV 16 0 19 1669 0 V6
#Age: 72
#Sex: Female
#Dx: 426783006
#Rx: Unknown
#Hx: Unknown
#Sx: Unknown