7 lines (6 with data), 256 Bytes

f150b 0 128 0 10:00:00 18/12/1988
# Start time=10:00
# First beat=10:21:13.148
# <age-range>: 60-64, <sex>: Female, <medication>: Flecainide
# <RR-low-limit(sec)>: 0.593,  <RR-high-limit(sec)>: 1.351
# Note: reel-to-reel recording, not flutter-compensated