Media type: E-Article Title: New Approach to Understand the Removal Efficiency of Some Anions in Well Water by Slow Sand Filtration Contributor: Yassir, Barkouch; Chaimae, Zahar; Abdelaziz, Ait; Eddine, El; Alain, Pineau imprint: Sciencedomain International, 2018 Published in: Annual Research & Review in Biology Language: Not determined DOI: 10.9734/arrb/2018/38905 ISSN: 2347-565X Keywords: General Agricultural and Biological Sciences ; General Biochemistry, Genetics and Molecular Biology Origination: Footnote: