The effect of zinc sulfate on immunologic response to recombinant hepatitis B vaccine in elderly: Zinc sulfate and immunologic response to recombinant hepatitis B vaccine.

Background: Hepatitis B is the major cause of chronic hepatitis and cirrhosis in Iran. Sanitation and immunization is one of the most effective measures for prevention of the disease which is now widely used in developing countries. However, the immune response to the vaccine varies by age.

Epidemiological, clinical, and laboratory features of brucellar meningitis.

Background: One of the rare complications of brucellosis is mononuclear meningitis, which usually imitates systemic disease.

Methods: Documents of patients with confirmed brucellar meningitis hospitalized in Sina Hospital (Western Iran) between 1988-2005 were collected.

Results: The average age was 26.