The authors report the results of a sample survey made in January 1985 in a Northern
Cameroon Division following the observation of a very high mortality rate by serious …

The HB antigen of the hepatitis B (HB) virus, studied by counter immunoelectrophoresis
shows a prevalence of 8.7% in 1,860 rural Malians and 11.3% in 764 blood donors from …

Serum samples were assayed using radioimmunoassay in 383 people living in villages or
schools in Niger: 19% were positive for HBs antigen and 53% for HBs antibody. When HBc …

This study of serum samples, from male blood donors or pregnant women aged 15-40 years,
collected in November 1985-February 1986 showed 89% of 813 to be positive for anti-HBc …

The prevalence of serum markers of the hepatitis B virus was studied in 139 patients, 88
men and 51 women, at the Gastroenterology and Internal Medicine Department at the …

During February 1988 a seroepidemiological survey of hepatitis A, B and D was performed
in the Yemen Arab Republic. 879 sera were collected from 4 different areas; Sanaa, Hajja …

A pilot survey conducted in Senegal revealed that 13% of 1430 children and 9.7% of 2221
male adults were carriers of hepatitis B antigen (HB Ag). All but a few of them were found to …

Hepatitis A and B virus infections are common in the tropics. There is, however, no
information concerning hepatitis A virus (HAV) infection in Cameroon, while data on the …

Objective. To estimate the prevalence of hepatitis B viral markers. Design. A sera-
epidemiological community-based crosssectional study. Setting. All nine provinces of …

Our survey was concerned with searching for different markers of Hepatitis B virus infection
in 267 primary and secondary school children in two Mauritanian sites in the south and …