7 lines (6 with data), 256 Bytes

e275b 0 128 0 7:45:00 12/07/1988
# Start time=07:45
# First beat=07:53:42.164
# <age-range>: 75-79, <sex>: Male, <medication>: Encainide
# <RR-low-limit(sec)>: 0.562,  <RR-high-limit(sec)>: 0.804
# Note: recording with a timing signal, flutter-compensated