20 lines (19 with data), 662 Bytes

HR21503 12 500 5000 04-Jun-2020 21:57:08
HR21503.mat 16+24 200/mV 16 0 -65 -15077 0 I
HR21503.mat 16+24 200/mV 16 0 -30 -13966 0 II
HR21503.mat 16+24 200/mV 16 0 35 1086 0 III
HR21503.mat 16+24 200/mV 16 0 47 14547 0 aVR
HR21503.mat 16+24 200/mV 16 0 -50 -7720 0 aVL
HR21503.mat 16+24 200/mV 16 0 2 -6193 0 aVF
HR21503.mat 16+24 200/mV 16 0 25 7416 0 V1
HR21503.mat 16+24 200/mV 16 0 -40 19551 0 V2
HR21503.mat 16+24 200/mV 16 0 -60 22793 0 V3
HR21503.mat 16+24 200/mV 16 0 -55 10271 0 V4
HR21503.mat 16+24 200/mV 16 0 -40 383 0 V5
HR21503.mat 16+24 200/mV 16 0 -20 -10577 0 V6
#Age: 58
#Sex: Male
#Dx: 164861001,426783006
#Rx: Unknown
#Hx: Unknown
#Sx: Unknown