title: Letter from the Editor.
authors.forename: Ronald
authors.initials: R
authors.lastname: Ellis
mesh_terms: D018562:Disease Transmission, Infectious / Q000517:prevention & control*; D006801:Humans; D007167:Immunotherapy / Q000379:methods*; D011173:Portraits as Topic; D014612:Vaccines / Q000008:administration & dosage* / Q000276:immunology*; D035862:Vulnerable Populations
chemical_list: D014612:Vaccines