20 lines (19 with data), 700 Bytes

HR18980 12 500 5000 04-Jun-2020 21:57:08
HR18980.mat 16+24 200/mV 16 0 20 -31276 0 I
HR18980.mat 16+24 200/mV 16 0 30 -28281 0 II
HR18980.mat 16+24 200/mV 16 0 10 2995 0 III
HR18980.mat 16+24 200/mV 16 0 -25 29582 0 aVR
HR18980.mat 16+24 200/mV 16 0 5 -16975 0 aVL
HR18980.mat 16+24 200/mV 16 0 20 -12642 0 aVF
HR18980.mat 16+24 200/mV 16 0 180 10326 0 V1
HR18980.mat 16+24 200/mV 16 0 445 30485 0 V2
HR18980.mat 16+24 200/mV 16 0 525 -30859 0 V3
HR18980.mat 16+24 200/mV 16 0 335 15880 0 V4
HR18980.mat 16+24 200/mV 16 0 -30 -20976 0 V5
HR18980.mat 16+24 200/mV 16 0 -155 -26787 0 V6
#Age: 68
#Sex: Female
#Dx: 164861001,164873001,164884008,164889003,39732003
#Rx: Unknown
#Hx: Unknown
#Sx: Unknown