7 lines (6 with data), 251 Bytes

e079a 0 128 0 14:13:00 29/12/1988
# Start time=14:13
# First beat=14:20:45.445
# <age-range>: 75-79, <sex>: Male, <medication>: None
# <RR-low-limit(sec)>: 0.57,  <RR-high-limit(sec)>: 1.093
# Note: recording with a timing signal, flutter-compensated