Investigation of the active biofilm communities on polypropylene filter media in a fixed biofilm reactor for wastewater treatment. - Naz, Iffat; Hodgson, Douglas; Smith, Ann; Marchesi, Julian; Sehar, Shama; Ahmed, Safia; Lynch, Jim; Avignone‐Rossa, Claudio; Saroj, Devendra P (Journal of Chemical Technology & Biotechnology, 2018)