id	keyword
american_scientific_journal-5562	sensor
american_scientific_journal-5562	wireless
american_scientific_journal-5562	networks
american_scientific_journal-5562	technology
american_scientific_journal-5562	wsns
american_scientific_journal-5562	energy
american_scientific_journal-5562	communication
american_scientific_journal-5562	research
american_scientific_journal-5562	journal
american_scientific_journal-5562	sensor networks
american_scientific_journal-5562	applications
american_scientific_journal-5562	engineering