title: An unusual case of korean brother and sister with woolly hair.
authors.affiliation: Department of Dermatology, Soonchunhyang University Cheoan Hospital, Soonchunhyang University College of Medicine, Cheonan, Korea.
authors.forename: Seung Il
authors.initials: SI
authors.lastname: Choi
authors.forename: Sung Yul
authors.initials: SY
authors.lastname: Lee