7 lines (6 with data), 253 Bytes

e247b 0 128 0 11:15:00 13/09/1987
# Start time=11:15
# First beat=11:30:45.695
# <age-range>: 45-49, <sex>: Male, <medication>: Encainide
# <RR-low-limit(sec)>: 0.507,  <RR-high-limit(sec)>: 1.437
# Note: reel-to-reel recording, not flutter-compensated