title: Attempts to detect hepatitis B virus by negative hemadsorption assay.
mesh_terms: D000818:Animals; D005069:Evaluation Studies as Topic; D005189:False Positive Reactions; D006383:Hemadsorption Inhibition Tests; D006515:Hepatitis B virus / Q000302:isolation & purification*; D006801:Humans; D002679:Pan troglodytes