9 lines (8 with data), 416 Bytes

f130b 0 125.44 0 9:40:00 06/04/1989
# Start time=09:40
# First beat=09:45:05.429
# <age-range>: 55-59, <sex>: Female, <medication>: Flecainide
# <RR-low-limit(sec)>: 0.609,  <RR-high-limit(sec)>: 1.445
# Note: reel-to-reel recording, not flutter-compensated;
#       time rescaled to fit the recording speed (1.47mm/s) from the scanning
#       speed (1.50mm/s) (i.e., sampling-rate adjusted to 125.44Hz from 128Hz)