G.AL Sammak, Issra, Nada F.AL-Rawi, and Basima A. Abdulla. 2006. “Numerical Classification by Cluster Analysis of Gram Negative Non- Fermentative Aerobic Bacillifrom Clinical Specimens”. Rafidain Journal of Science 17 (10):251-62. https://doi.org/10.33899/rjs.2006.43776.