7 lines (6 with data), 254 Bytes

f051b 0 128 0 10:45:00 23/11/1988
# Start time=10:45
# First beat=11:40:58.984
# <age-range>: 40-44, <sex>: Male, <medication>: Flecainide
# <RR-low-limit(sec)>: 0.539,  <RR-high-limit(sec)>: 1.281
# Note: reel-to-reel recording, not flutter-compensated