7 lines (6 with data), 248 Bytes

e053a 0 128 0 13:45:00 28/07/1987
# Start time=13:45
# First beat=13:50:18.492
# <age-range>: 75-79, <sex>: Male, <medication>: None
# <RR-low-limit(sec)>: 0.625,  <RR-high-limit(sec)>: 1.218
# Note: reel-to-reel recording, not flutter-compensated