title: Letter: Biting insects and hepatitis B virus.
mesh_terms: D002648:Child; D009033:Culicidae; D006115:Greece; D006506:Hepatitis A / Q000453:epidemiology; D006509:Hepatitis B / Q000453:epidemiology*; D006510:Hepatitis B Antibodies; D006511:Hepatitis B Antigens; D006801:Humans
chemical_list: D006510:Hepatitis B Antibodies; D006511:Hepatitis B Antigens