title: Salk group testing killed-virus AIDS vaccine.
mesh_terms: D016915:AIDS Vaccines / Q000008:administration & dosage* / Q000009:adverse effects; D000163:Acquired Immunodeficiency Syndrome / Q000517:prevention & control*; D017277:Drug Approval; D006801:Humans; D015164:Vaccines, Inactivated / Q000008:administration & dosage* / Q000009:adverse effects
chemical_list: D016915:AIDS Vaccines; D015164:Vaccines, Inactivated