7 lines (6 with data), 258 Bytes

m030b 0 128 0 11:00:00 30/12/1990
# Start time=11:00
# First beat=11:04:01.984
# <age-range>: 45-49, <sex>: Male, <medication>: Moricizine
# <RR-low-limit(sec)>: 0.671,  <RR-high-limit(sec)>: 1.531
# Note: recording with a timing signal, flutter-compensated