7 lines (6 with data), 251 Bytes

e036b 0 128 0 8:30:00 24/09/1988
# Start time=08:30
# First beat=08:35:59.625
# <age-range>: 70-74, <sex>: Male, <medication>: Encainide
# <RR-low-limit(sec)>: 0.507,  <RR-high-limit(sec)>: 0.96
# Note: reel-to-reel recording, not flutter-compensated