S. Becker

A congenital teratoma with a cleft palate: report of a case.

N. Gellrich, R. Schön, R. Gutwald, 2007, The British journal of oral & maxillofacial surgery.

A web-based cleft lip and palate registry.

S. Subhani, S. Becker, W. Mitri, 2002, American journal of orthodontics and dentofacial orthopedics : official publication of the American Association of Orthodontists, its constituent societies, and the American Board of Orthodontics.