title: Penile tumescence as a measure of sexual arousal: a reply to Farkas.
mesh_terms: D001143:Arousal / Q000502:physiology*; D006801:Humans; D008297:Male; D010262:Paraphilic Disorders / Q000503:physiopathology / Q000523:psychology; D010413:Penis / Q000502:physiology*; D012725:Sexual Behavior / Q000502:physiology*