id	keyword
american_scientific_journal-10875	gamma
american_scientific_journal-10875	imaging
american_scientific_journal-10875	cameras
american_scientific_journal-10875	medicine
american_scientific_journal-10875	rays
american_scientific_journal-10875	journal
american_scientific_journal-10875	image
american_scientific_journal-10875	technology
american_scientific_journal-10875	radiation
american_scientific_journal-10875	collimators
american_scientific_journal-10875	gamma cameras