7 lines (6 with data), 259 Bytes

f171b 0 128 0 9:11:00 08/06/1988
# Start time=09:11
# First beat=09:16:08.242
# <age-range>: 65-69, <sex>: Female, <medication>: Flecainide
# <RR-low-limit(sec)>: 0.437,  <RR-high-limit(sec)>: 0.968
# Note: recording with a timing signal, flutter-compensated