Notice: Undefined variable: TodayDate in /home/panafric/panafrican-med-journal.com/content/art_stat/art_stat.php on line 147 PAMJ-OH-Detection of ESBLs and NDM-1 genes among urinary Escherichia coli and Klebsiella pneumoniae from healthy students in Niger Delta University, Amassoma, Bayelsa State, Nigeria