7 lines (6 with data), 253 Bytes

f038b 0 128 0 10:34:00 07/01/1989
# Start time=10:34
# First beat=10:39:39.125
# <age-range>: 55-59, <sex>: Male, <medication>: Flecainide
# <RR-low-limit(sec)>: 0.57,  <RR-high-limit(sec)>: 1.554
# Note: reel-to-reel recording, not flutter-compensated