Ira Shapira, DDS says:When you remove (amputate) upper molars or premolar you give less lip support.I prefer Expansion Orthodontics with the DNA Appliance to achieve a full wide smile.Ira L Shapira DDS, D,ABDSM, D,AAPM, FICCMNOChair, Alliance of TMD OrganizationsDiplomate, American Board Dental Sleep...