7 lines (6 with data), 258 Bytes

m011b 0 128 0 13:42:00 22/06/1990
# Start time=13:42
# First beat=13:46:13.882
# <age-range>: 60-64, <sex>: Male, <medication>: Moricizine
# <RR-low-limit(sec)>: 0.515,  <RR-high-limit(sec)>: 0.875
# Note: recording with a timing signal, flutter-compensated