7 lines (6 with data), 253 Bytes

e021b 0 128 0 13:00:00 16/10/1987
# Start time=13:00
# First beat=13:24:54.500
# <age-range>: 65-69, <sex>: Male, <medication>: Encainide
# <RR-low-limit(sec)>: 0.679,  <RR-high-limit(sec)>: 1.328
# Note: reel-to-reel recording, not flutter-compensated