1. Palatal expansion: Just the beginning of dentofacial orthopedics;Haas;Am. J. Orthod.,1970
2. Skeletal and dental changes accompanying rapid midpalatal suture opening;Wertz;Am. J. Orthod.,1970
3. Nasal resistance to breathing and palatal height before and after expansion of the median palatal suture;Linder-Aronson;Odontol. Revy,1963
4. Septal deformity, malocclusion and rapid palatal expansion;Gray;Aust. Orthod. J.,1970
5. Some medical aspects of rapid maxillary expansion;Timms;Br. J. Orthod.,1974