id	keyword
american_scientific_journal-3292	dengue
american_scientific_journal-3292	rainfall
american_scientific_journal-3292	sri
american_scientific_journal-3292	lanka
american_scientific_journal-3292	cases
american_scientific_journal-3292	disease
american_scientific_journal-3292	study
american_scientific_journal-3292	year
american_scientific_journal-3292	research
american_scientific_journal-3292	district
american_scientific_journal-3292	epidemic