7 lines (6 with data), 256 Bytes

m252b 0 128 0 7:35:00 23/08/1991
# Start time=07:35
# First beat=07:39:32.093
# <age-range>: 45-49, <sex>: Male, <medication>: Moricizine
# <RR-low-limit(sec)>: 0.671,  <RR-high-limit(sec)>: 1.14
# Note: recording with a timing signal, flutter-compensated