title: A low cost micro-ELISA test for detection of antibodies to hepatitis-B surface antigen.
mesh_terms: D003365:Costs and Cost Analysis; D004797:Enzyme-Linked Immunosorbent Assay / Q000191:economics; D005069:Evaluation Studies as Topic; D006510:Hepatitis B Antibodies / Q000032:analysis*; D006514:Hepatitis B Surface Antigens / Q000276:immunology*; D006801:Humans; D011933:Reagent Kits, Diagnostic
chemical_list: D006510:Hepatitis B Antibodies; D006514:Hepatitis B Surface Antigens; D011933:Reagent Kits, Diagnostic