7 lines (6 with data), 252 Bytes

e038a 0 128 0 11:30:00 20/10/1987
# Start time=11:30
# First beat=11:37:31.375
# <age-range>: 55-59, <sex>: Male, <medication>: None
# <RR-low-limit(sec)>: 0.421,  <RR-high-limit(sec)>: 1.398
# Note: recording with a timing signal, flutter-compensated