id	keyword
american_scientific_journal-1315	acute
american_scientific_journal-1315	abdomen
american_scientific_journal-1315	hospital
american_scientific_journal-1315	patients
american_scientific_journal-1315	obstruction
american_scientific_journal-1315	study
american_scientific_journal-1315	appendicitis
american_scientific_journal-1315	emergency
american_scientific_journal-1315	causes
american_scientific_journal-1315	volvulus
american_scientific_journal-1315	journal