7 lines (6 with data), 253 Bytes

f188b 0 128 0 9:45:00 23/07/1988
# Start time=09:45
# First beat=09:45:00.226
# <age-range>: 55-59, <sex>: Male, <medication>: Flecainide
# <RR-low-limit(sec)>: 0.445,  <RR-high-limit(sec)>: 1.078
# Note: reel-to-reel recording, not flutter-compensated