7 lines (6 with data), 252 Bytes

e281b 0 128 0 9:12:00 22/06/1988
# Start time=09:12
# First beat=09:20:33.539
# <age-range>: 65-69, <sex>: Male, <medication>: Encainide
# <RR-low-limit(sec)>: 0.539,  <RR-high-limit(sec)>: 1.031
# Note: reel-to-reel recording, not flutter-compensated