20 lines (19 with data), 690 Bytes

HR03123 12 500 5000 04-Jun-2020 15:11:55
HR03123.mat 16+24 200/mV 16 0 90 1413 0 I
HR03123.mat 16+24 200/mV 16 0 85 26974 0 II
HR03123.mat 16+24 200/mV 16 0 -5 25558 0 III
HR03123.mat 16+24 200/mV 16 0 -87 -14577 0 aVR
HR03123.mat 16+24 200/mV 16 0 47 -12410 0 aVL
HR03123.mat 16+24 200/mV 16 0 40 25680 0 aVF
HR03123.mat 16+24 200/mV 16 0 200 9494 0 V1
HR03123.mat 16+24 200/mV 16 0 125 9025 0 V2
HR03123.mat 16+24 200/mV 16 0 -25 4831 0 V3
HR03123.mat 16+24 200/mV 16 0 80 21755 0 V4
HR03123.mat 16+24 200/mV 16 0 5 30147 0 V5
HR03123.mat 16+24 200/mV 16 0 -40 -13256 0 V6
#Age: 74
#Sex: Female
#Dx: 164861001,164873001,39732003,427084000,445118002
#Rx: Unknown
#Hx: Unknown
#Sx: Unknown