Faik, Ashna J., Farook. K. Hassan, and Ali Al-Zaag. 2014. “Molecular Epidemiology Analysis of Salmonella Enterica Serotype Typhi Used Pulsed-Field Gel Electrophoresis (PFGE)”. Journal of Biotechnology Research Center (JOBRC) 8 (2):49-59. https://doi.org/10.24126/jobrc.2014.8.2.330.