7 lines (6 with data), 247 Bytes

m095a 0 128 0 9:50:00 09/02/1991
# Start time=09:50
# First beat=10:14:38.632
# <age-range>: 60-64, <sex>: Male, <medication>: None
# <RR-low-limit(sec)>: 0.515,  <RR-high-limit(sec)>: 1.335
# Note: reel-to-reel recording, not flutter-compensated