Affiliation: | Samir Rouabhia, Department of Internal Medicine, University Hospital Center Touhami Benflis, Batna 05000, AlgeriaRachid Malek, Department of Internal Medicine, University Hospital Center Saadna Abdenour, Setif 19000, AlgeriaHocine Bounecer, Department of Epidemiology and Preventive Medicine, University Hospital Center Touhami Benflis, Batna 05000, Algeria |