m248a 0 128 0 9:40:00 02/02/1991 # Start time=09:40 # First beat=09:48:19.867 # <age-range>: 50-54, <sex>: Male, <medication>: None # <RR-low-limit(sec)>: 0.468, <RR-high-limit(sec)>: 1.156 # Note: recording with a timing signal, flutter-compensated