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Cellular track model of biological damage to mammalian cell cultures from galactic cosmic rays

Washington, D.C. : National Aeronautics and Space Administration, Office of Management, Scientific and Technical Information Division ; [Springfield, Va. : For sale by the National Technical Information Service], 1991. 1991

Research opportunities on immunocompetence in space

Washington, D.C. : Life Sciences Division, Office of Space Science and Applications, National Aeronautics and Space Administration, [1985] 1985

Track structure model of cell damage in space flight

[Washington, D.C.] : National Aeronautics and Space Administration, Office of Management, Scientific and Technical Information Program ; [Springfield, Va. : For sale by the National Technical Information Service], 1992. 1992