id	keyword
american_scientific_journal-6602	healthcare
american_scientific_journal-6602	services
american_scientific_journal-6602	healthcare services
american_scientific_journal-6602	utilization
american_scientific_journal-6602	factors
american_scientific_journal-6602	persons
american_scientific_journal-6602	time
american_scientific_journal-6602	study
american_scientific_journal-6602	cost
american_scientific_journal-6602	waiting
american_scientific_journal-6602	patients