title: Lower calcitonin levels in young hypogonadic men with osteoporosis.
mesh_terms: D000328:Adult; D002116:Calcitonin / Q000097:blood*; D006801:Humans; D007006:Hypogonadism / Q000097:blood* / Q000150:complications; D007713:Klinefelter Syndrome / Q000150:complications; D008297:Male; D010024:Osteoporosis / Q000150:complications*; D013739:Testosterone / Q000097:blood
chemical_list: D013739:Testosterone; D002116:Calcitonin