title: ACIP issues guidelines on the use of smallpox vaccine in a pre-event vaccination program.
authors.forename: Barrett M
authors.initials: BM
authors.lastname: Schroeder
mesh_terms: D006801:Humans; D017589:Immunization Programs; D012899:Smallpox / Q000517:prevention & control*; D012900:Smallpox Vaccine / Q000627:therapeutic use*; D014611:Vaccination / Q000379:methods*
chemical_list: D012900:Smallpox Vaccine