Progress in preventing hepatitis B through universal infant vaccination: China, 1997-2006.
D002681:China / Q000453:epidemiology; D006509:Hepatitis B / Q000517:prevention & control*; D017325:Hepatitis B Vaccines / Q000627:therapeutic use*; D006801:Humans; D017589:Immunization Programs; D007231:Infant, Newborn
D017325:Hepatitis B Vaccines