title: Editorial Comment.
authors.affiliation: Genital Reconstruction, Transgender Surgery, Neurourology and Sexual Medicine, Department of Urology, University of California, San Francisco, San Francisco, CA.
authors.forename: Maurice M
authors.initials: MM
authors.lastname: Garcia
mesh_terms: D006801:Humans; D008297:Male; D010410:Penile Erection / Q000502:physiology*; D010413:Penis / Q000098:blood supply*; D014680:Veins / Q000601:surgery*