7 lines (6 with data), 253 Bytes

e041b 0 128 0 10:41:00 30/03/1989
# Start time=10:41
# First beat=10:48:05.554
# <age-range>: 50-54, <sex>: Male, <medication>: Encainide
# <RR-low-limit(sec)>: 0.468,  <RR-high-limit(sec)>: 1.093
# Note: reel-to-reel recording, not flutter-compensated