7 lines (6 with data), 246 Bytes

f014a 0 128 0 15:00:00 09/01/1988
# Start time=15:00
# First beat=15:12:47.609
# <age-range>: 50-54, <sex>: Male, <medication>: None
# <RR-low-limit(sec)>: 0.5,  <RR-high-limit(sec)>: 0.875
# Note: reel-to-reel recording, not flutter-compensated