Euro-Russian accord begins with 30 days of solitude.
Clery
D
D
D018480:Astronauts; D005060:Europe; D018495:Fluid Shifts; D006801:Humans; D007391:International Cooperation; D012426:Russia; D018531:Spacecraft; D014481:United States; D018557:United States National Aeronautics and Space Administration; D014722:Vestibule, Labyrinth / Q000502:physiology*; D014893:Weightlessness