1. A cephalometric analysis of the developmental pattern and facial morphology in cleft palate;Graber;Angle Orthod,1949
2. The clinical implications of facial growth in cleft lip and palate;Ross;Cleft Palate J,1970
3. Primary veloplasty: long-term results without maxillary deformity. A twenty-five year report;Schweckendiek;Cleft Palate J,1978
4. The rationale for velar closure as a primary procedure in the repair of cleft palate defects;Slaughter;Plast Reconstr Surg,1954
5. Delayed hard palate repair and speech deficiencies: a cautionary report;Cosman;Cleft Palate J,1980