7 lines (6 with data), 259 Bytes

f229b 0 128 0 9:14:00 02/06/1989
# Start time=09:14
# First beat=09:18:14.796
# <age-range>: 55-59, <sex>: Female, <medication>: Flecainide
# <RR-low-limit(sec)>: 0.507,  <RR-high-limit(sec)>: 1.015
# Note: recording with a timing signal, flutter-compensated