title: [Occurrence of hepatitis B markers in Niger].
mesh_terms: D000293:Adolescent; D000328:Adult; D002353:Carrier State / Q000453:epidemiology*; D002648:Child; D002675:Child, Preschool; D005260:Female; D006509:Hepatitis B / Q000453:epidemiology*; D006801:Humans; D007223:Infant; D008297:Male; D008875:Middle Aged; D009548:Niger; D012698:Serologic Tests
vernacular_title: Frequence des marqueurs de l'hépatite virale B au Niger.