7 lines (6 with data), 252 Bytes

e272b 0 128 0 9:30:00 25/01/1989
# Start time=09:30
# First beat=09:47:51.179
# <age-range>: 60-64, <sex>: Male, <medication>: Encainide
# <RR-low-limit(sec)>: 0.523,  <RR-high-limit(sec)>: 1.179
# Note: reel-to-reel recording, not flutter-compensated