AZZI, H.I. and BESSAM, H.M. 2018. Evaluation of the biofilm’s microflora of drinking water pipes in Sidi-Bel-Abbes city, Algeria. International Journal of Medical Science and Clinical Invention. 5, 5 (May 2018), 3798–3802. DOI:https://doi.org/10.18535/ijmsci/v5i5.08.