title: Congenital perineal hamartoma in a neonate of a mother with Crohn's disease.
authors: VU University Medical Center, Pediatrics, PO Box 7057, Amsterdam, 1007 MB, Netherlands.
authors: Douwe Hendrik
authors: DH
authors: Visser
authors: Robertine
authors: R
authors: van Baren
authors: Attie T J J
authors: AT
authors: Go
authors: Ruurd M
authors: RM
authors: van Elburg