1850 R. P. Thomas tr. P. Cazeaux Theoret. & Pract. Treat. Midwifery 48 The nerves are derived from the deep branch of the perineo-vulvar branch [Fr. la branche périnéo-vulvaire] of the internal pudic.
1983 Pediatrics71 596/1 The perineovulvar area is the most common site for cutaneous lesions.