title: High prevalence of HBsAg seropositivity in Hilltribers in the Mae Jam district in northern Thailand.
authors.forename: Viroj
authors.initials: V
authors.lastname: Wiwanitkit
authors.forename: Akkaradej
authors.initials: A
authors.lastname: Suyaphan
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D005006:Ethnicity; D006509:Hepatitis B / Q000097:blood / Q000453:epidemiology* / Q000208:ethnology; D006514:Hepatitis B Surface Antigens / Q000097:blood*; D006801:Humans; D015995:Prevalence; D012423:Rural Health / Q000639:trends; D013785:Thailand / Q000453:epidemiology
chemical_list: D006514:Hepatitis B Surface Antigens