title: [Re-evaluation of the parameters of human aging process: pituitary-gonadal function in the elderly men].
mesh_terms: D000328:Adult; D000368:Aged; D000375:Aging; D003430:Cross-Sectional Studies; D006801:Humans; D007986:Luteinizing Hormone / Q000097:blood; D008297:Male; D008875:Middle Aged; D010902:Pituitary Gland / Q000502:physiology*; D013737:Testis / Q000502:physiology*; D013739:Testosterone / Q000097:blood
chemical_list: D013739:Testosterone; D007986:Luteinizing Hormone