7 lines (6 with data), 253 Bytes

e276b 0 128 0 13:25:00 05/04/1989
# Start time=13:25
# First beat=13:38:20.789
# <age-range>: 60-64, <sex>: Male, <medication>: Encainide
# <RR-low-limit(sec)>: 0.515,  <RR-high-limit(sec)>: 1.242
# Note: reel-to-reel recording, not flutter-compensated