title: Letter from the editor.
authors: Ronald W
authors: RW
authors: Ellis
authors: Eva M
authors: EM
authors: Riedmann
mesh_terms: D016915:AIDS Vaccines / Q000276:immunology*; D055808:Drug Discovery / Q000639:trends*; D035081:Editorial Policies; D006801:Humans; D022401:Meningococcal Vaccines / Q000276:immunology*
chemical_list: D016915:AIDS Vaccines; D022401:Meningococcal Vaccines