7 lines (6 with data), 258 Bytes

m094b 0 128 0 10:10:00 11/12/1990
# Start time=10:10
# First beat=10:21:46.687
# <age-range>: 70-74, <sex>: Male, <medication>: Moricizine
# <RR-low-limit(sec)>: 0.437,  <RR-high-limit(sec)>: 0.671
# Note: recording with a timing signal, flutter-compensated