7 lines (6 with data), 255 Bytes

f165b 0 128 0 11:02:00 28/10/1988
# Start time=11:02
# First beat=11:16:59.984
# <age-range>: 55-59, <sex>: Female, <medication>: Flecainide
# <RR-low-limit(sec)>: 0.57,  <RR-high-limit(sec)>: 1.046
# Note: reel-to-reel recording, not flutter-compensated