7 lines (6 with data), 253 Bytes

e187b 0 128 0 10:55:00 30/10/1988
# Start time=10:55
# First beat=10:57:19.179
# <age-range>: 70-74, <sex>: Male, <medication>: Encainide
# <RR-low-limit(sec)>: 0.585,  <RR-high-limit(sec)>: 1.125
# Note: reel-to-reel recording, not flutter-compensated