20 lines (19 with data), 707 Bytes

HR12590 12 500 5000 04-Jun-2020 21:57:08
HR12590.mat 16+24 200/mV 16 0 -5 26056 0 I
HR12590.mat 16+24 200/mV 16 0 -15 14231 0 II
HR12590.mat 16+24 200/mV 16 0 -10 -11782 0 III
HR12590.mat 16+24 200/mV 16 0 10 -20049 0 aVR
HR12590.mat 16+24 200/mV 16 0 3 19368 0 aVL
HR12590.mat 16+24 200/mV 16 0 -12 1520 0 aVF
HR12590.mat 16+24 200/mV 16 0 -35 -1481 0 V1
HR12590.mat 16+24 200/mV 16 0 -75 -11452 0 V2
HR12590.mat 16+24 200/mV 16 0 -135 -19316 0 V3
HR12590.mat 16+24 200/mV 16 0 -120 10975 0 V4
HR12590.mat 16+24 200/mV 16 0 -100 -9865 0 V5
HR12590.mat 16+24 200/mV 16 0 0 4060 0 V6
#Age: 67
#Sex: Male
#Dx: 164861001,164873001,164917005,266249003,426783006,429622005
#Rx: Unknown
#Hx: Unknown
#Sx: Unknown