Characterization of mangrove mudflat sediment contamination by fecal bacteria and trace metals: A multivariate assessment in equatorial marine protected areas in Gabon, Western Central Africa - Johann Ludovic Martial Happi; Aimé Roger Nzigou; Gauthier Schaal; Marie-Laure Rouget; Rolf Gael Mabicka Obame; François Le Loc’h; Jean-Daniel Mbega; Christophe Leboulanger; Patrick Mickala (PLoS ONE)