title: Serum gonadotropin in concentrations in agonadal children and adults.
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D002648:Child; D002675:Child, Preschool; D004958:Estradiol / Q000097:blood*; D005246:Feedback; D005260:Female; D005640:Follicle Stimulating Hormone / Q000097:blood*; D006801:Humans; D007031:Hypothalamus / Q000502:physiology; D007223:Infant; D007986:Luteinizing Hormone / Q000097:blood*; D008297:Male; D010053:Ovary / Q000502:physiology*; D010902:Pituitary Gland / Q000502:physiology; D011485:Protein Binding; D011627:Puberty; D011863:Radioimmunoassay; D013737:Testis / Q000502:physiology*; D013739:Testosterone / Q000097:blood*
chemical_list: D013739:Testosterone; D004958:Estradiol; D007986:Luteinizing Hormone; D005640:Follicle Stimulating Hormone