Duque-Serna, F. L.; Jaramillo-Vallejo, P. M.; Calderón-Tangarife, M. I.; Arango-Uribe, J. D. Soft Tissue Changes in Relationship to Movement of Hard Structures in Bimaxillary Surgery, Eighteen Months Follow up. Rev Fac Odontol Univ Antioq 2009, 19, 113-127.