7 lines (6 with data), 255 Bytes

e213b 0 128 0 14:45:00 30/08/1988
# Start time=14:45
# First beat=15:06:56.929
# <age-range>: 65-69, <sex>: Female, <medication>: Encainide
# <RR-low-limit(sec)>: 0.789,  <RR-high-limit(sec)>: 1.187
# Note: reel-to-reel recording, not flutter-compensated