7 lines (6 with data), 257 Bytes

e165b 0 128 0 10:56:00 13/03/1988
# Start time=10:56
# First beat=11:01:04.953
# <age-range>: 65-69, <sex>: Male, <medication>: Encainide
# <RR-low-limit(sec)>: 0.539,  <RR-high-limit(sec)>: 1.125
# Note: recording with a timing signal, flutter-compensated