id	keyword
american_scientific_journal-4711	eggs
american_scientific_journal-4711	signal
american_scientific_journal-4711	frequency
american_scientific_journal-4711	heartbeat
american_scientific_journal-4711	domain
american_scientific_journal-4711	threshold
american_scientific_journal-4711	fertility
american_scientific_journal-4711	time
american_scientific_journal-4711	heartbeat signal
american_scientific_journal-4711	accuracy
american_scientific_journal-4711	rate