title: Testosterone deficiency and treatment in older men: definition, treatment, pitfalls.
authors: Centre for Reproductive Medicine and Andrology/Clinical Andrology of the University Clinics, Domagkstr. 11, Muenster D-48149, Germany. Michael.Zitzmann@ukmuenster.de
authors: Michael
authors: M
authors: Zitzmann
mesh_terms: D000328:Adult; D000368:Aged; D000369:Aged, 80 and over; D000728:Androgens / Q000627:therapeutic use; D020249:Hormone Replacement Therapy; D006801:Humans; D007006:Hypogonadism / Q000175:diagnosis* / Q000188:drug therapy* / Q000209:etiology; D008297:Male; D008875:Middle Aged; D013739:Testosterone / Q000009:adverse effects / Q000172:deficiency* / Q000627:therapeutic use*
chemical_list: D000728:Androgens; D013739:Testosterone