title: Erythropoietin after long-term spaceflight (30 d)
mesh_terms: D018480:Astronauts; D004921:Erythropoietin / Q000097:blood*; D006801:Humans; D008297:Male; D008875:Middle Aged; D013026:Space Flight; D013997:Time Factors
chemical_list: D004921:Erythropoietin