id	keyword
american_scientific_journal-3560	hiv
american_scientific_journal-3560	zinc
american_scientific_journal-3560	infection
american_scientific_journal-3560	study
american_scientific_journal-3560	copper
american_scientific_journal-3560	hip
american_scientific_journal-3560	serum
american_scientific_journal-3560	waist
american_scientific_journal-3560	patients
american_scientific_journal-3560	ratio
american_scientific_journal-3560	hiv infection
american_scientific_journal-3560	body
american_scientific_journal-3560	cell
american_scientific_journal-3560	research
american_scientific_journal-3560	load