title: Insect vectors in serum hepatitis.
mesh_terms: D000818:Animals; D002353:Carrier State / Q000276:immunology; D003058:Cockroaches / Q000276:immunology*; D006509:Hepatitis B / Q000209:etiology*; D006511:Hepatitis B Antigens; D006515:Hepatitis B virus / Q000276:immunology; D007303:Insect Vectors; D014839:Vomiting
chemical_list: D006511:Hepatitis B Antigens