title: Safety of hepatitis-B vaccines containing intact 20 nm particles.
mesh_terms: D002353:Carrier State / Q000276:immunology; D004340:Drug Contamination; D006509:Hepatitis B / Q000276:immunology*; D006514:Hepatitis B Surface Antigens / Q000633:toxicity*; D006515:Hepatitis B virus / Q000276:immunology*; D006801:Humans; D012449:Safety; D014765:Viral Vaccines / Q000633:toxicity*
chemical_list: D006514:Hepatitis B Surface Antigens; D014765:Viral Vaccines