7 lines (6 with data), 252 Bytes

e054b 0 128 0 9:58:00 01/12/1988
# Start time=09:58
# First beat=10:06:15.570
# <age-range>: 55-59, <sex>: Male, <medication>: Encainide
# <RR-low-limit(sec)>: 0.679,  <RR-high-limit(sec)>: 1.554
# Note: reel-to-reel recording, not flutter-compensated