concentrations of zn, cu, cr, cd, pb and fe in surface marine sediments of the southern coast of sfax were studied in order to understand current metal contamination at the outlet of a mixed industrial and domestic wastewater effluent discharged into the seawater since 1953. we found that heavy metal concentrations (mg/kg dry weight) in surface marine sediments varied from 42 to 391 for zn, 15 ...

Detectionand frequencyofChlamydia trachomatis DNA in synovial samples fromTunisian patientswith reactivearthritis and undi¡erentiated oligoarthritis Mariam Siala, Radhouane Gdoura, Mohamed Younes, Hela Fourati, Ilhem Cheour, Nihel Meddeb, Naceur Bargaoui, Sofien Baklouti, Slaheddine Sellami, Markus Rihl & Adnene Hammami Laboratoire de Recherche ‘Micro-organismes et Pathologie Humaine’, EPS Habi...

To capture and analyze the functional requirements of an information system, UML and the Unified Process (UP) propose the use case and sequence diagrams. However, one of the main difficulties behind the use of UML is how to ensure the consistency of the various diagrams used to model different views of the same system. In this chapter, the authors propose an enriched format for documenting UML2...

Salem Chakhar is with the Portsmouth Business School in the Operations & Systems Management subject group. Salem Chakhar has a PhD in Computer Science from the University of Paris-Dauphine (Paris, France), an MPhil degree in Computer Science and Modelling from the High School of Management of Tunis (Tunis, Tunisia), and a degree in Computer Science from the Faculty of Economics and Management, ...

Cryptorchidism is a common finding in boys, and the majority of cases have no discernible etiology. As the region of Sfax is considered a polluted area in Tunisia (1), we decided to conduct a prospective study to assess the incidence of cryptorchidism in this area (Sfax-Tunisia). From June to December 2013, at the Maternity Department of the Hedi Chaker teaching Hospital of Sfax (Tunisia), all ...

Background: Internal fi stula with adjacent viscera during acute pancreatitis is a rare complication. Due to their anatomic localization, colon, duodenum or stomach may be involved. Pancreatico-colonic fi stula is associated with a higher septic risk and surgery is usually mandatory. Results and main fi ndings: We report a new case in 71-year-old man diagnosed by CT with rectal water soluble co...

The aim of this paper is to determine the incidence of internal corporate governance on the efficiency of public transport operators. We use a stochastic analysis frontier model of a sample of 54 public road transport firms, during the period of 2000–2011. We also explain the inefficiency of public transport operators by the internal corporate governance. The stochastic frontier approach is use...

West Nile virus (WNV) is an arbovirus classified into the family of Flaviviridae, genus Flavivirus. It is responsible for neurological diseases that occurred frequently as outbreaks and considered as an emerging infection in different regions of the world. In Tunisia, two outbreaks of meningoencephalitis due to this virus occurred, in 1997 and 2003. The virus circulation is studied only in Sahe...