7 lines (6 with data), 252 Bytes

f181b 0 128 0 13:11:00 24/05/1988
# Start time=13:11
# First beat=13:29:45.843
# <age-range>: 70-74, <sex>: Male, <medication>: Flecainide
# <RR-low-limit(sec)>: 0.5,  <RR-high-limit(sec)>: 0.921
# Note: reel-to-reel recording, not flutter-compensated