20 lines (19 with data), 661 Bytes

E00140.mat 12 500 5000 05-May-2020 14:50:55
E00140.mat 16+24 4880/mV 16 0 0 -3360 0 I
E00140.mat 16+24 4880/mV 16 0 0 11581 0 II
E00140.mat 16+24 4880/mV 16 0 0 14962 0 III
E00140.mat 16+24 4880/mV 16 0 0 -4073 0 aVR
E00140.mat 16+24 4880/mV 16 0 0 -8901 0 aVL
E00140.mat 16+24 4880/mV 16 0 0 13142 0 aVF
E00140.mat 16+24 4880/mV 16 0 29 -5154 0 V1
E00140.mat 16+24 4880/mV 16 0 29 1655 0 V2
E00140.mat 16+24 4880/mV 16 0 9 -2865 0 V3
E00140.mat 16+24 4880/mV 16 0 87 -15797 0 V4
E00140.mat 16+24 4880/mV 16 0 -19 117 0 V5
E00140.mat 16+24 4880/mV 16 0 -9 2543 0 V6
#Age: 70
#Sex: Female
#Dx: 698252002,39732003,270492004
#Rx: Unknown
#Hx: Unknown
#Sx: Unknown