id	keyword
american_scientific_journal-6511	coli
american_scientific_journal-6511	isolates
american_scientific_journal-6511	escherichia
american_scientific_journal-6511	ctx
american_scientific_journal-6511	genes
american_scientific_journal-6511	blactx
american_scientific_journal-6511	esbl
american_scientific_journal-6511	vol
american_scientific_journal-6511	resistance
american_scientific_journal-6511	children
american_scientific_journal-6511	spectrum
american_scientific_journal-6511	e. coli