title: Prevention of perinatally transmitted hepatitis B infection.
mesh_terms: D002986:Clinical Trials as Topic; D004311:Double-Blind Method; D005260:Female; D006509:Hepatitis B / Q000517:prevention & control* / Q000635:transmission; D017325:Hepatitis B Vaccines; D006513:Hepatitis B e Antigens / Q000276:immunology; D006801:Humans; D007116:Immunization, Passive; D007231:Infant, Newborn; D008431:Maternal-Fetal Exchange; D011247:Pregnancy; D011897:Random Allocation; D014765:Viral Vaccines / Q000627:therapeutic use
chemical_list: D017325:Hepatitis B Vaccines; D006513:Hepatitis B e Antigens; D014765:Viral Vaccines