| a seroepidemiologic study of infection with hav and hbv in five pacific islands. | a batch of 1025 serum samples, obtained from healthy subjects and hospital patients from five pacific islands (viti levu, funafuti, niue, rarotonga and upolu) were tested for antibody to hepatitis a virus (anti-hav), hepatitis b surface antigen (hbsag) and antibody to hepatitis b surface antigen (anti-hbs) by solid phase radioimmunoassay (spria). high frequencies of anti-hav were observed in each population (funafuti, 79.9%; upolu, 81.6%; viti levu, 84.3%; rarotonga, 95.0%; and niue, 95.2%), and ... | 1979 | 224697 |