id	keyword
american_scientific_journal-2408	caesarean
american_scientific_journal-2408	delivery
american_scientific_journal-2408	birth
american_scientific_journal-2408	maternal
american_scientific_journal-2408	factors
american_scientific_journal-2408	age
american_scientific_journal-2408	variables
american_scientific_journal-2408	study
american_scientific_journal-2408	pregnancy
american_scientific_journal-2408	journal
american_scientific_journal-2408	bangladesh