Esthetics and color: perceiving the problem.
D003116:Color; D003722:Dental Alloys; D003776:Dental Porcelain; D003778:Dentures; D004955:Esthetics, Dental; D007754:Laboratories, Dental; D055656:Prescriptions; D014070:Tooth / Q000033:anatomy & histology
D003722:Dental Alloys; D003776:Dental Porcelain