title: The need for new hepatitis B vaccines.
authors.forename: S
authors.initials: S
authors.lastname: Hamid
mesh_terms: D003906:Developing Countries; D006509:Hepatitis B / Q000517:prevention & control*; D017325:Hepatitis B Vaccines / Q000600:supply & distribution*; D006801:Humans; D020380:Needs Assessment; D010154:Pakistan; D014944:World Health Organization
chemical_list: D017325:Hepatitis B Vaccines