الفترة:
Subjects: Bleaching; Medical care; Teeth
Subjects: Fluids; Liquids; Osmosis; Physics; Solids
Subjects: Medical care; Teeth; Diagnosis
Subjects: Congenital malformations; Bones; Diagnosis
Subjects: Electrical properties
Subjects: Surgery
Subjects: Biomedical materials; Splints; Surgery
Subjects: Biomedical materials; Dentistry
Subjects: Mouth; Surgery
Subjects: Health aspects