1. Comments on the Hamburg project: craniofacial growth in clefts;Aduss,1991
2. Zur Häufigkeitsverteilung und Epidemiologie der Lippen-Kiefer-Gaumenspalten;Andrä;Zahn Mund Kieferheilkd,1988
3. The influence of primary unilateral cleft lip repair on facial growth: 1. Lip pressure;Bardach;Cleft Palate J,1977
4. Surgical techniques in cleft lip and palate;Bardach,1987
5. Two-flap palatoplasty: surgery and speech;Bardach,1991