model from refractory gypsum according to geller for the manufacture of dental veneers, crowns and implants

tooth veneer dental crown dentistry denture laboratory implant ceramic orthodontic dentist medical model close technician manufacturing medicine white health prosthetic porcelain artificial jaw human improvement making orthodontist care restoration shape mold professional treatment technology prosthesis industry clinic technique reflection lab correction false oral focused smile technical plaster gypsum from refractory according geller for manufacture veneers crowns implants orthopedic prosthetics aesthetic zirconium