id	keyword
american_scientific_journal-5430	hydrocephalus
american_scientific_journal-5430	study
american_scientific_journal-5430	patients
american_scientific_journal-5430	vol
american_scientific_journal-5430	research
american_scientific_journal-5430	mri
american_scientific_journal-5430	type
american_scientific_journal-5430	age
american_scientific_journal-5430	system
american_scientific_journal-5430	mean