7 lines (6 with data), 251 Bytes

f174b 0 128 0 9:50:00 14/11/1987
# Start time=09:50
# First beat=10:09:11.875
# <age-range>: 65-69, <sex>: Male, <medication>: Flecainide
# <RR-low-limit(sec)>: 0.5,  <RR-high-limit(sec)>: 0.976
# Note: reel-to-reel recording, not flutter-compensated