title: Effects of age on plasma aldosterone levels and hemoconcentration at altitude.
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000450:Aldosterone / Q000097:blood*; D000531:Altitude; D001810:Blood Volume; D001835:Body Weight; D004912:Erythrocytes; D006400:Hematocrit; D006801:Humans; D008875:Middle Aged; D010953:Plasma Volume; D014882:Water-Electrolyte Balance
chemical_list: D000450:Aldosterone