title: Reply.
authors.affiliation: Microsurgical Potency Reconstruction and Research Center, Taipei, Taiwan.
authors.forename: Geng-Long
authors.initials: GL
authors.lastname: Hsu
mesh_terms: D006801:Humans; D008297:Male; D010410:Penile Erection / Q000502:physiology*; D010413:Penis / Q000098:blood supply*; D014680:Veins / Q000601:surgery*