7 lines (6 with data), 248 Bytes

e058a 0 128 0 16:20:00 07/02/1988
# Start time=16:20
# First beat=16:42:45.562
# <age-range>: 65-69, <sex>: Male, <medication>: None
# <RR-low-limit(sec)>: 0.578,  <RR-high-limit(sec)>: 1.007
# Note: reel-to-reel recording, not flutter-compensated