7 lines (6 with data), 248 Bytes

m032a 0 128 0 15:09:00 12/07/1989
# Start time=15:09
# First beat=15:29:40.429
# <age-range>: 60-64, <sex>: Male, <medication>: None
# <RR-low-limit(sec)>: 0.492,  <RR-high-limit(sec)>: 0.992
# Note: reel-to-reel recording, not flutter-compensated