title: Is the measurement of serum testosterone routinely indicated in men with erectile dysfunction?
authors.forename: A T
authors.initials: AT
authors.lastname: Guay
mesh_terms: D000328:Adult; D000368:Aged; D000375:Aging / Q000097:blood; D007172:Erectile Dysfunction / Q000097:blood*; D006801:Humans; D008297:Male; D008875:Middle Aged; D013739:Testosterone / Q000097:blood*
chemical_list: D013739:Testosterone