title: Extreme environments and the immune system: effects of spaceflight on immune responses.
authors.forename: G
authors.initials: G
authors.lastname: Sonnenfeld
mesh_terms: D000917:Antibody Formation; D005118:Extraterrestrial Environment; D006801:Humans; D007107:Immune System / Q000276:immunology / Q000502:physiology*; D013026:Space Flight