1. Graber LW, Vanarsdall RL, Vig KW, Huang GJ, editors. Orthodontics: Current Principles and Techniques. 6th ed. Philadelphia, PA: Elsevier/Mosby; 2017. p. 343.
2. Long-term effects of nasoalveolar molding on three-dimensional nasal shape in unilateral clefts;Maull;Cleft Palate Craniofac J,1999
3. Presurgical nasoalveolar moulding treatment in cleft lip and palate patients;Grayson;Indian J Plast Surg,2009
4. Presurgical nasoalveolar molding in infants with cleft lip and palate;Grayson;Cleft Palate Craniofac J,1999
5. Orthodontic procedures in the treatment of congenital cleft palate;Mcneil;Dent Rec (London),1950