id	keyword
american_scientific_journal-5346	maxillary
american_scientific_journal-5346	bone
american_scientific_journal-5346	implant
american_scientific_journal-5346	cysts
american_scientific_journal-5346	figure
american_scientific_journal-5346	treatment
american_scientific_journal-5346	vol
american_scientific_journal-5346	membrane
american_scientific_journal-5346	sinus